diff --git a/.github/workflows/clippy.yml b/.github/workflows/clippy.yml
new file mode 100644
index 0000000..c9f630f
--- /dev/null
+++ b/.github/workflows/clippy.yml
@@ -0,0 +1,16 @@
+on: push
+name: Clippy check
+jobs:
+  clippy_check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions-rs/toolchain@v1
+        with:
+            toolchain: nightly
+            components: clippy
+            override: true
+      - uses: actions-rs/clippy-check@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          args: --all-features
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 45f5970..fa3f4be 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # CHANGELOG
 
+## v0.5.0
+
+- Upgrade to new bdk commit
+- Switch over to using ureq as http backend exclusively
+
 ## v0.4.0
 
 - Upgrade to base2048 v2 which removes right-to-left characters which made copy pasting very difficult.
diff --git a/Cargo.lock b/Cargo.lock
index cfc1575..bfa569f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -28,9 +28,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.44"
+version = "1.0.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61604a8f862e1d5c3229fdd78f8b02c68dcf73a4c4b05fd636d12240aaa242c1"
+checksum = "ee10e43ae4a853c0a3591d4e2ada1719e553be18199d9da9d4a83f5927c2f5c7"
 
 [[package]]
 name = "async-trait"
@@ -93,7 +93,7 @@ dependencies = [
 [[package]]
 name = "bdk"
 version = "0.9.1-dev"
-source = "git+https://github.com/llfourn/bdk?rev=7cf457ac31a7b40efb31662c6470597b1340fb43#7cf457ac31a7b40efb31662c6470597b1340fb43"
+source = "git+https://github.com/llfourn/bdk?rev=5108b75b44032f0461bf737cdc78b76023d7433e#5108b75b44032f0461bf737cdc78b76023d7433e"
 dependencies = [
  "async-trait",
  "bdk-macros",
@@ -101,18 +101,17 @@ dependencies = [
  "core-rpc",
  "electrsd",
  "electrum-client",
- "futures",
  "js-sys",
  "log",
  "miniscript",
  "rand 0.7.3",
- "reqwest",
  "serde",
  "serde_json",
  "sled",
  "thiserror",
  "tiny-bip39",
  "tokio",
+ "ureq",
 ]
 
 [[package]]
@@ -196,9 +195,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.7.1"
+version = "3.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9df67f7bf9ef8498769f994239c45613ef0c5899415fb58e9add412d2c1a538"
+checksum = "8f1e260c3a9040a7c19a12468758f4c16f31a81a1fe087482be9570ec864bb6c"
 
 [[package]]
 name = "byteorder"
@@ -235,9 +234,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.70"
+version = "1.0.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d26a6ce4b6a484fa3edb70f7efa6fc430fd2b87285fe8b84304fd0936faa0dc0"
+checksum = "79c2681d6594606957bbb8631c4b90a7fcaaa72cdb714743a437b156d6a7eedd"
 
 [[package]]
 name = "cfg-if"
@@ -300,22 +299,6 @@ dependencies = [
  "vec_map",
 ]
 
-[[package]]
-name = "core-foundation"
-version = "0.9.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a89e2ae426ea83155dccf10c0fa6b1463ef6d5fcb44cee0b224a408fa640a62"
-dependencies = [
- "core-foundation-sys",
- "libc",
-]
-
-[[package]]
-name = "core-foundation-sys"
-version = "0.8.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea221b5284a47e40033bf9b66f35f984ec0ea2931eb03505246cd27a963f981b"
-
 [[package]]
 name = "core-rpc"
 version = "0.14.0"
@@ -462,19 +445,10 @@ dependencies = [
  "serde",
  "serde_json",
  "socks",
- "webpki",
+ "webpki 0.21.4",
  "webpki-roots 0.19.0",
 ]
 
-[[package]]
-name = "encoding_rs"
-version = "0.8.28"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "80df024fbc5ac80f87dfef0d9f5209a252f2a497f7f42944cff24d8253cac065"
-dependencies = [
- "cfg-if",
-]
-
 [[package]]
 name = "filetime"
 version = "0.2.15"
@@ -499,27 +473,6 @@ dependencies = [
  "miniz_oxide",
 ]
 
-[[package]]
-name = "fnv"
-version = "1.0.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
-
-[[package]]
-name = "foreign-types"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
-dependencies = [
- "foreign-types-shared",
-]
-
-[[package]]
-name = "foreign-types-shared"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
-
 [[package]]
 name = "form_urlencoded"
 version = "1.0.1"
@@ -540,100 +493,6 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
-[[package]]
-name = "futures"
-version = "0.3.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a12aa0eb539080d55c3f2d45a67c3b58b6b0773c1a3ca2dfec66d58c97fd66ca"
-dependencies = [
- "futures-channel",
- "futures-core",
- "futures-executor",
- "futures-io",
- "futures-sink",
- "futures-task",
- "futures-util",
-]
-
-[[package]]
-name = "futures-channel"
-version = "0.3.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5da6ba8c3bb3c165d3c7319fc1cc8304facf1fb8db99c5de877183c08a273888"
-dependencies = [
- "futures-core",
- "futures-sink",
-]
-
-[[package]]
-name = "futures-core"
-version = "0.3.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88d1c26957f23603395cd326b0ffe64124b818f4449552f960d815cfba83a53d"
-
-[[package]]
-name = "futures-executor"
-version = "0.3.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45025be030969d763025784f7f355043dc6bc74093e4ecc5000ca4dc50d8745c"
-dependencies = [
- "futures-core",
- "futures-task",
- "futures-util",
-]
-
-[[package]]
-name = "futures-io"
-version = "0.3.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "522de2a0fe3e380f1bc577ba0474108faf3f6b18321dbf60b3b9c39a75073377"
-
-[[package]]
-name = "futures-macro"
-version = "0.3.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18e4a4b95cea4b4ccbcf1c5675ca7c4ee4e9e75eb79944d07defde18068f79bb"
-dependencies = [
- "autocfg",
- "proc-macro-hack",
- "proc-macro2",
- "quote",
- "syn",
-]
-
-[[package]]
-name = "futures-sink"
-version = "0.3.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "36ea153c13024fe480590b3e3d4cad89a0cfacecc24577b68f86c6ced9c2bc11"
-
-[[package]]
-name = "futures-task"
-version = "0.3.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d3d00f4eddb73e498a54394f228cd55853bdf059259e8e7bc6e69d408892e99"
-
-[[package]]
-name = "futures-util"
-version = "0.3.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "36568465210a3a6ee45e1f165136d68671471a501e632e9a98d96872222b5481"
-dependencies = [
- "autocfg",
- "futures-channel",
- "futures-core",
- "futures-io",
- "futures-macro",
- "futures-sink",
- "futures-task",
- "memchr",
- "pin-project-lite",
- "pin-utils",
- "proc-macro-hack",
- "proc-macro-nested",
- "slab",
-]
-
 [[package]]
 name = "fxhash"
 version = "0.2.1"
@@ -679,7 +538,7 @@ dependencies = [
 
 [[package]]
 name = "gun_wallet"
-version = "0.4.0"
+version = "0.5.0"
 dependencies = [
  "anyhow",
  "base2048",
@@ -692,40 +551,16 @@ dependencies = [
  "olivia_describe",
  "olivia_secp256k1",
  "rand 0.8.4",
- "reqwest",
  "serde",
  "serde_json",
  "sha2",
  "structopt",
  "term-table",
  "thiserror",
+ "ureq",
+ "url",
 ]
 
-[[package]]
-name = "h2"
-version = "0.3.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7f3675cfef6a30c8031cf9e6493ebdc3bb3272a3fea3923c4210d1830e6a472"
-dependencies = [
- "bytes",
- "fnv",
- "futures-core",
- "futures-sink",
- "futures-util",
- "http",
- "indexmap",
- "slab",
- "tokio",
- "tokio-util",
- "tracing",
-]
-
-[[package]]
-name = "hashbrown"
-version = "0.11.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
-
 [[package]]
 name = "heck"
 version = "0.3.3"
@@ -763,77 +598,6 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
-[[package]]
-name = "http"
-version = "0.2.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1323096b05d41827dadeaee54c9981958c0f94e670bc94ed80037d1a7b8b186b"
-dependencies = [
- "bytes",
- "fnv",
- "itoa",
-]
-
-[[package]]
-name = "http-body"
-version = "0.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "399c583b2979440c60be0821a6199eca73bc3c8dcd9d070d75ac726e2c6186e5"
-dependencies = [
- "bytes",
- "http",
- "pin-project-lite",
-]
-
-[[package]]
-name = "httparse"
-version = "1.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "acd94fdbe1d4ff688b67b04eee2e17bd50995534a61539e45adfefb45e5e5503"
-
-[[package]]
-name = "httpdate"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6456b8a6c8f33fee7d958fcd1b60d55b11940a79e63ae87013e6d22e26034440"
-
-[[package]]
-name = "hyper"
-version = "0.14.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15d1cfb9e4f68655fa04c01f59edb405b6074a0f7118ea881e5026e4a1cd8593"
-dependencies = [
- "bytes",
- "futures-channel",
- "futures-core",
- "futures-util",
- "h2",
- "http",
- "http-body",
- "httparse",
- "httpdate",
- "itoa",
- "pin-project-lite",
- "socket2",
- "tokio",
- "tower-service",
- "tracing",
- "want",
-]
-
-[[package]]
-name = "hyper-tls"
-version = "0.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d6183ddfa99b85da61a140bea0efc93fdf56ceaa041b37d553518030827f9905"
-dependencies = [
- "bytes",
- "hyper",
- "native-tls",
- "tokio",
- "tokio-native-tls",
-]
-
 [[package]]
 name = "idna"
 version = "0.2.3"
@@ -845,34 +609,15 @@ dependencies = [
  "unicode-normalization",
 ]
 
-[[package]]
-name = "indexmap"
-version = "1.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc633605454125dec4b66843673f01c7df2b89479b32e0ed634e43a91cff62a5"
-dependencies = [
- "autocfg",
- "hashbrown",
-]
-
 [[package]]
 name = "instant"
-version = "0.1.11"
+version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "716d3d89f35ac6a34fd0eed635395f4c3b76fa889338a4632e5231a8684216bd"
+checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
 dependencies = [
  "cfg-if",
- "js-sys",
- "wasm-bindgen",
- "web-sys",
 ]
 
-[[package]]
-name = "ipnet"
-version = "2.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68f2d64f2edebec4ce84ad108148e67e1064789bee435edc5b60ad398714a3a9"
-
 [[package]]
 name = "itoa"
 version = "0.4.8"
@@ -908,9 +653,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.103"
+version = "0.2.106"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd8f7255a17a627354f321ef0055d63b898c6fb27eff628af4d1b66b7331edf6"
+checksum = "a60553f9a9e039a333b4e9b20573b9e9b9c0bb3a11e201ccc48ef4283456d673"
 
 [[package]]
 name = "lock_api"
@@ -951,12 +696,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "mime"
-version = "0.3.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
-
 [[package]]
 name = "miniscript"
 version = "6.0.1"
@@ -977,46 +716,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "mio"
-version = "0.7.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c2bdb6314ec10835cd3293dd268473a835c02b7b352e788be788b3c6ca6bb16"
-dependencies = [
- "libc",
- "log",
- "miow",
- "ntapi",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "miow"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
-dependencies = [
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "native-tls"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48ba9f7719b5a0f42f338907614285fb5fd70e53858141f69898a1fb7203b24d"
-dependencies = [
- "lazy_static",
- "libc",
- "log",
- "openssl",
- "openssl-probe",
- "openssl-sys",
- "schannel",
- "security-framework",
- "security-framework-sys",
- "tempfile",
-]
-
 [[package]]
 name = "nix"
 version = "0.22.2"
@@ -1030,15 +729,6 @@ dependencies = [
  "memoffset",
 ]
 
-[[package]]
-name = "ntapi"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f6bb902e437b6d86e03cce10a7e2af662292c5dfef23b65899ea3ac9354ad44"
-dependencies = [
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "num-integer"
 version = "0.1.44"
@@ -1058,16 +748,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "num_cpus"
-version = "1.13.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05499f3756671c15885fee9034446956fff3f243d6077b91e5767df161f766b3"
-dependencies = [
- "hermit-abi",
- "libc",
-]
-
 [[package]]
 name = "olivia_core"
 version = "0.1.0"
@@ -1106,9 +786,6 @@ name = "once_cell"
 version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "692fcb63b64b1758029e0a96ee63e049ce8c5948587f2f7208df04625e5f6b56"
-dependencies = [
- "parking_lot",
-]
 
 [[package]]
 name = "opaque-debug"
@@ -1116,39 +793,6 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
-[[package]]
-name = "openssl"
-version = "0.10.36"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d9facdb76fec0b73c406f125d44d86fdad818d66fef0531eec9233ca425ff4a"
-dependencies = [
- "bitflags",
- "cfg-if",
- "foreign-types",
- "libc",
- "once_cell",
- "openssl-sys",
-]
-
-[[package]]
-name = "openssl-probe"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28988d872ab76095a6e6ac88d99b54fd267702734fd7ffe610ca27f533ddb95a"
-
-[[package]]
-name = "openssl-sys"
-version = "0.9.67"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69df2d8dfc6ce3aaf44b40dec6f487d5a886516cf6879c49e98e0710f310a058"
-dependencies = [
- "autocfg",
- "cc",
- "libc",
- "pkg-config",
- "vcpkg",
-]
-
 [[package]]
 name = "parking_lot"
 version = "0.11.2"
@@ -1195,23 +839,17 @@ version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8d31d11c69a6b52a174b42bdc0c30e5e11670f90788b2c471c31c1d17d449443"
 
-[[package]]
-name = "pin-utils"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
-
 [[package]]
 name = "pkg-config"
-version = "0.3.20"
+version = "0.3.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c9b1041b4387893b91ee6746cddfc28516aff326a3519fb2adf820932c5e6cb"
+checksum = "12295df4f294471248581bc09bef3c38a5e46f1e36d6a37353621a0c6c357e1f"
 
 [[package]]
 name = "ppv-lite86"
-version = "0.2.10"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac74c624d6b2d21f425f752262f42188365d7b8ff1aff74c82e45136510a4857"
+checksum = "ed0cfbc8191465bed66e1718596ee0b0b35d5ee1f41c5df2189d0fe8bde535ba"
 
 [[package]]
 name = "proc-macro-error"
@@ -1237,32 +875,20 @@ dependencies = [
  "version_check",
 ]
 
-[[package]]
-name = "proc-macro-hack"
-version = "0.5.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
-
-[[package]]
-name = "proc-macro-nested"
-version = "0.1.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc881b2c22681370c6a780e47af9840ef841837bc98118431d4e1868bd0c1086"
-
 [[package]]
 name = "proc-macro2"
-version = "1.0.29"
+version = "1.0.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9f5105d4fdaab20335ca9565e106a5d9b82b6219b5ba735731124ac6711d23d"
+checksum = "ba508cc11742c0dc5c1659771673afbab7a0efab23aa17e854cbab0837ed0b43"
 dependencies = [
  "unicode-xid",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.9"
+version = "1.0.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3d0b9745dc2debf507c8422de05d7226cc1f0644216dfdfead988f9b1ab32a7"
+checksum = "38bc8cc6a5f2e3655e0899c1b848643b2562f853f114bfec7be120678e3ace05"
 dependencies = [
  "proc-macro2",
 ]
@@ -1393,41 +1019,6 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
-[[package]]
-name = "reqwest"
-version = "0.11.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "246e9f61b9bb77df069a947682be06e31ac43ea37862e244a69f177694ea6d22"
-dependencies = [
- "base64 0.13.0",
- "bytes",
- "encoding_rs",
- "futures-core",
- "futures-util",
- "http",
- "http-body",
- "hyper",
- "hyper-tls",
- "ipnet",
- "js-sys",
- "lazy_static",
- "log",
- "mime",
- "native-tls",
- "percent-encoding",
- "pin-project-lite",
- "serde",
- "serde_json",
- "serde_urlencoded",
- "tokio",
- "tokio-native-tls",
- "url",
- "wasm-bindgen",
- "wasm-bindgen-futures",
- "web-sys",
- "winreg",
-]
-
 [[package]]
 name = "ring"
 version = "0.16.20"
@@ -1458,21 +1049,20 @@ dependencies = [
  "base64 0.10.1",
  "log",
  "ring",
- "sct",
- "webpki",
+ "sct 0.6.1",
+ "webpki 0.21.4",
 ]
 
 [[package]]
 name = "rustls"
-version = "0.19.1"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "35edb675feee39aec9c99fa5ff985081995a06d594114ae14cbe797ad7b7a6d7"
+checksum = "9b5ac6078ca424dc1d3ae2328526a76787fecc7f8011f520e3276730e711fc95"
 dependencies = [
- "base64 0.13.0",
  "log",
  "ring",
- "sct",
- "webpki",
+ "sct 0.7.0",
+ "webpki 0.22.0",
 ]
 
 [[package]]
@@ -1481,16 +1071,6 @@ version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "71d301d4193d031abdd79ff7e3dd721168a9572ef3fe51a1517aba235bd8f86e"
 
-[[package]]
-name = "schannel"
-version = "0.1.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f05ba609c234e60bee0d547fe94a4c7e9da733d1c962cf6e59efa4cd9c8bc75"
-dependencies = [
- "lazy_static",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "schnorr_fun"
 version = "0.6.3-alpha.0"
@@ -1516,6 +1096,16 @@ dependencies = [
  "untrusted",
 ]
 
+[[package]]
+name = "sct"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d53dcdb7c9f8158937a7981b48accfd39a43af418591a5d008c7b22b5e1b7ca4"
+dependencies = [
+ "ring",
+ "untrusted",
+]
+
 [[package]]
 name = "secp256k1"
 version = "0.20.3"
@@ -1557,29 +1147,6 @@ dependencies = [
  "subtle-ng",
 ]
 
-[[package]]
-name = "security-framework"
-version = "2.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23a2ac85147a3a11d77ecf1bc7166ec0b92febfa4461c37944e180f319ece467"
-dependencies = [
- "bitflags",
- "core-foundation",
- "core-foundation-sys",
- "libc",
- "security-framework-sys",
-]
-
-[[package]]
-name = "security-framework-sys"
-version = "2.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9dd14d83160b528b7bfd66439110573efcfbe281b17fc2ca9f39f550d619c7e"
-dependencies = [
- "core-foundation-sys",
- "libc",
-]
-
 [[package]]
 name = "serde"
 version = "1.0.130"
@@ -1611,18 +1178,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "serde_urlencoded"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edfa57a7f8d9c1d260a549e7224100f6c43d43f9103e06dd8b4095a9b2b43ce9"
-dependencies = [
- "form_urlencoded",
- "itoa",
- "ryu",
- "serde",
-]
-
 [[package]]
 name = "sha2"
 version = "0.9.8"
@@ -1636,12 +1191,6 @@ dependencies = [
  "opaque-debug",
 ]
 
-[[package]]
-name = "slab"
-version = "0.4.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c307a32c1c5c437f38c7fd45d753050587732ba8628319fbdf12a7e289ccc590"
-
 [[package]]
 name = "sled"
 version = "0.34.7"
@@ -1664,16 +1213,6 @@ version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1ecab6c735a6bb4139c0caafd0cc3635748bbb3acf4550e8138122099251f309"
 
-[[package]]
-name = "socket2"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5dc90fe6c7be1a323296982db1836d1ea9e47b6839496dde9a541bc496df3516"
-dependencies = [
- "libc",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "socks"
 version = "0.3.3"
@@ -1700,9 +1239,9 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "structopt"
-version = "0.3.23"
+version = "0.3.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf9d950ef167e25e0bdb073cf1d68e9ad2795ac826f2f3f59647817cf23c0bfa"
+checksum = "40b9788f4202aa75c240ecc9c15c65185e6a39ccdeb0fd5d008b98825464c87c"
 dependencies = [
  "clap",
  "lazy_static",
@@ -1711,9 +1250,9 @@ dependencies = [
 
 [[package]]
 name = "structopt-derive"
-version = "0.4.16"
+version = "0.4.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "134d838a2c9943ac3125cf6df165eda53493451b719f3255b2a26b85f772d0ba"
+checksum = "dcb5ae327f9cc13b68763b5749770cb9e048a99bd9dfdfa58d0cf05d5f64afe0"
 dependencies = [
  "heck",
  "proc-macro-error",
@@ -1736,9 +1275,9 @@ checksum = "734676eb262c623cec13c3155096e08d1f8f29adce39ba17948b18dad1e54142"
 
 [[package]]
 name = "syn"
-version = "1.0.77"
+version = "1.0.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5239bc68e0fef57495900cfea4e8dc75596d9a319d7e16b1e0a440d24e6fe0a0"
+checksum = "f2afee18b8beb5a596ecb4a2dce128c719b4ba399d34126b9e4396e3f9860966"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1747,9 +1286,9 @@ dependencies = [
 
 [[package]]
 name = "synstructure"
-version = "0.12.5"
+version = "0.12.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "474aaa926faa1603c40b7885a9eaea29b444d1cb2850cb7c0e37bb1a4182f4fa"
+checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1804,18 +1343,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.29"
+version = "1.0.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "602eca064b2d83369e2b2f34b09c70b605402801927c65c11071ac911d299b88"
+checksum = "854babe52e4df1653706b98fcfc05843010039b406875930a70e4d9644e5c417"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.29"
+version = "1.0.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bad553cc2c78e8de258400763a647e80e6d1b31ee237275d756f6836d204494c"
+checksum = "aa32fd3f627f367fe16f893e2597ae3c05020f8bba2666a4e6ea73d377e5714b"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1834,20 +1373,20 @@ dependencies = [
 
 [[package]]
 name = "tiny-bip39"
-version = "0.8.1"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "524daa5624d9d4ffb5a0625971d35205b882111daa6b6338a7a6c578a3c36928"
+checksum = "ffc59cb9dfc85bb312c3a78fd6aa8a8582e310b0fa885d5bb877f6dcc601839d"
 dependencies = [
  "anyhow",
  "hmac",
  "once_cell",
- "parking_lot",
  "pbkdf2",
  "rand 0.7.3",
  "rustc-hash",
  "sha2",
  "thiserror",
  "unicode-normalization",
+ "wasm-bindgen",
  "zeroize",
 ]
 
@@ -1868,76 +1407,14 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.12.0"
+version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2c2416fdedca8443ae44b4527de1ea633af61d8f7169ffa6e72c5b53d24efcc"
+checksum = "588b2d10a336da58d877567cd8fb8a14b463e2104910f8132cd054b4b96e29ee"
 dependencies = [
  "autocfg",
- "bytes",
- "libc",
- "memchr",
- "mio",
- "num_cpus",
  "pin-project-lite",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "tokio-native-tls"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7d995660bd2b7f8c1568414c1126076c13fbb725c40112dc0120b78eb9b717b"
-dependencies = [
- "native-tls",
- "tokio",
-]
-
-[[package]]
-name = "tokio-util"
-version = "0.6.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08d3725d3efa29485e87311c5b699de63cde14b00ed4d256b8318aa30ca452cd"
-dependencies = [
- "bytes",
- "futures-core",
- "futures-sink",
- "log",
- "pin-project-lite",
- "tokio",
-]
-
-[[package]]
-name = "tower-service"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"
-
-[[package]]
-name = "tracing"
-version = "0.1.28"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84f96e095c0c82419687c20ddf5cb3eadb61f4e1405923c9dc8e53a1adacbda8"
-dependencies = [
- "cfg-if",
- "pin-project-lite",
- "tracing-core",
-]
-
-[[package]]
-name = "tracing-core"
-version = "0.1.20"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46125608c26121c81b0c6d693eab5a420e416da7e43c426d2e8f7df8da8a3acf"
-dependencies = [
- "lazy_static",
 ]
 
-[[package]]
-name = "try-lock"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
-
 [[package]]
 name = "typenum"
 version = "1.14.0"
@@ -1946,9 +1423,9 @@ checksum = "b63708a265f51345575b27fe43f9500ad611579e764c79edbc2037b1121959ec"
 
 [[package]]
 name = "unicode-bidi"
-version = "0.3.6"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "246f4c42e67e7a4e3c6106ff716a5d067d4132a642840b242e357e468a2a0085"
+checksum = "1a01404663e3db436ed2746d9fefef640d868edae3cceb81c3b8d5732fda678f"
 
 [[package]]
 name = "unicode-normalization"
@@ -1985,18 +1462,20 @@ checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
 
 [[package]]
 name = "ureq"
-version = "2.2.0"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3131cd6cb18488da91da1d10ed31e966f453c06b65bf010d35638456976a3fd7"
+checksum = "1dd912a3d096959150c4d71ac752e13f1683085922658c205b89b40fe8ebe07f"
 dependencies = [
  "base64 0.13.0",
  "chunked_transfer",
  "log",
  "once_cell",
- "rustls 0.19.1",
+ "rustls 0.20.0",
+ "serde",
+ "serde_json",
  "url",
- "webpki",
- "webpki-roots 0.21.1",
+ "webpki 0.22.0",
+ "webpki-roots 0.22.1",
 ]
 
 [[package]]
@@ -2011,12 +1490,6 @@ dependencies = [
  "percent-encoding",
 ]
 
-[[package]]
-name = "vcpkg"
-version = "0.2.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
-
 [[package]]
 name = "vec_map"
 version = "0.8.2"
@@ -2029,16 +1502,6 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
 
-[[package]]
-name = "want"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ce8a968cb1cd110d136ff8b819a556d6fb6d919363c61534f6860c7eb172ba0"
-dependencies = [
- "log",
- "try-lock",
-]
-
 [[package]]
 name = "wasi"
 version = "0.9.0+wasi-snapshot-preview1"
@@ -2058,8 +1521,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "632f73e236b219150ea279196e54e610f5dbafa5d61786303d4da54f84e47fce"
 dependencies = [
  "cfg-if",
- "serde",
- "serde_json",
  "wasm-bindgen-macro",
 ]
 
@@ -2078,18 +1539,6 @@ dependencies = [
  "wasm-bindgen-shared",
 ]
 
-[[package]]
-name = "wasm-bindgen-futures"
-version = "0.4.28"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e8d7523cb1f2a4c96c1317ca690031b714a51cc14e05f712446691f413f5d39"
-dependencies = [
- "cfg-if",
- "js-sys",
- "wasm-bindgen",
- "web-sys",
-]
-
 [[package]]
 name = "wasm-bindgen-macro"
 version = "0.2.78"
@@ -2139,22 +1588,32 @@ dependencies = [
  "untrusted",
 ]
 
+[[package]]
+name = "webpki"
+version = "0.22.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f095d78192e208183081cc07bc5515ef55216397af48b873e5edcd72637fa1bd"
+dependencies = [
+ "ring",
+ "untrusted",
+]
+
 [[package]]
 name = "webpki-roots"
 version = "0.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8eff4b7516a57307f9349c64bf34caa34b940b66fed4b2fb3136cb7386e5739"
 dependencies = [
- "webpki",
+ "webpki 0.21.4",
 ]
 
 [[package]]
 name = "webpki-roots"
-version = "0.21.1"
+version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aabe153544e473b775453675851ecc86863d2a81d786d741f6b76778f2a48940"
+checksum = "c475786c6f47219345717a043a37ec04cb4bc185e28853adcc4fa0a947eba630"
 dependencies = [
- "webpki",
+ "webpki 0.22.0",
 ]
 
 [[package]]
@@ -2191,15 +1650,6 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
-[[package]]
-name = "winreg"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0120db82e8a1e0b9fb3345a539c478767c0048d842860994d96113d5b667bd69"
-dependencies = [
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "ws2_32-sys"
 version = "0.2.1"
diff --git a/Cargo.toml b/Cargo.toml
index f734b00..087093f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "gun_wallet"
-version = "0.4.0"
+version = "0.5.0"
 authors = ["LLFourn <lloyd.fourn@gmail.com>"]
 edition = "2018"
 license = "0BSD"
@@ -9,8 +9,8 @@ license = "0BSD"
 
 [dependencies]
 dirs = "3.0"
-bdk = { git = "https://github.com/llfourn/bdk", rev = "7cf457ac31a7b40efb31662c6470597b1340fb43", features = ["key-value-db", "esplora", "compiler", "keys-bip39"], default-features = false  }
-# bdk = { path = "../bdk", features = ["key-value-db", "esplora", "compiler", "keys-bip39"], default-features = false }
+bdk = { git = "https://github.com/llfourn/bdk", rev = "5108b75b44032f0461bf737cdc78b76023d7433e", features = ["key-value-db", "esplora", "compiler", "keys-bip39"], default-features = false  }
+#bdk = { path = "../bdk", features = ["key-value-db", "esplora", "compiler", "keys-bip39"], default-features = false }
 serde_json = "1.0"
 olivia_core = { git = "https://github.com/llfourn/olivia", rev = "025cb6ad31b85d3150571b902e3502a16cab88ad" }
 olivia_secp256k1 = { git = "https://github.com/llfourn/olivia", features = ["libsecp_compat"], rev = "025cb6ad31b85d3150571b902e3502a16cab88ad" }
@@ -25,8 +25,8 @@ thiserror = "1.0"
 structopt = "0.3"
 miniscript = { version = "6", features = ["serde"] }
 term-table = {  version = "1", default-features = false }
-reqwest = { version = "0.11", features = ["blocking"] }
-
+ureq = { version = "2", features = ["json"] }
+url = "2"
 
 [features]
 nightly = ["olivia_secp256k1/nightly"]
@@ -34,5 +34,5 @@ nightly = ["olivia_secp256k1/nightly"]
 
 [dev-dependencies]
 rand = "0.8"
-bdk = { git = "https://github.com/llfourn/bdk", rev = "7cf457ac31a7b40efb31662c6470597b1340fb43", features = ["key-value-db", "esplora", "compiler", "keys-bip39", "test-esplora", "test-blockchains"], default-features = false  }
-# bdk = { path = "../bdk", features = ["key-value-db", "esplora", "compiler", "keys-bip39", "test-esplora", "test-blockchains"], default-features = false }
+bdk = { git = "https://github.com/llfourn/bdk", rev = "5108b75b44032f0461bf737cdc78b76023d7433e", features = ["key-value-db", "esplora", "compiler", "keys-bip39", "test-esplora", "test-blockchains"], default-features = false  }
+#bdk = { path = "../bdk", features = ["key-value-db", "esplora", "compiler", "keys-bip39", "test-esplora", "test-blockchains"], default-features = false }
diff --git a/src/betting/bet.rs b/src/betting/bet.rs
index 1488b25..459dc95 100644
--- a/src/betting/bet.rs
+++ b/src/betting/bet.rs
@@ -32,7 +32,7 @@ impl Bet {
     pub fn my_inputs(&self) -> Vec<OutPoint> {
         self.my_input_indexes
             .iter()
-            .map(|i| self.tx().input[*i as usize].previous_output.clone())
+            .map(|i| self.tx().input[*i as usize].previous_output)
             .collect()
     }
 
diff --git a/src/betting/database.rs b/src/betting/database.rs
index 2fe999a..6964d79 100644
--- a/src/betting/database.rs
+++ b/src/betting/database.rs
@@ -187,12 +187,12 @@ impl BetDatabase {
                 for bet_id in bet_ids {
                     let key = VersionedKey::from(MapKey::Bet(*bet_id));
                     let key = key.to_bytes();
-                    let old_state =
-                        db.remove(key.clone())?
-                            .ok_or(ConflictableTransactionError::Abort(anyhow!(
-                                "bet {} does not exist",
-                                bet_id
-                            )))?;
+                    let old_state = db.remove(key.clone())?.ok_or_else(|| {
+                        ConflictableTransactionError::Abort(anyhow!(
+                            "bet {} does not exist",
+                            bet_id
+                        ))
+                    })?;
                     let old_state = serde_json::from_slice(&old_state[..])
                         .expect("it's in the DB so it should be deserializable");
                     let new_state = f(old_state, *bet_id, TxDb(db))
diff --git a/src/betting/joint_output.rs b/src/betting/joint_output.rs
index c5d627c..a387c50 100644
--- a/src/betting/joint_output.rs
+++ b/src/betting/joint_output.rs
@@ -152,8 +152,7 @@ impl JointOutput {
             .unwrap()
             .compile()
             .unwrap();
-        let descriptor = Descriptor::Wsh(Wsh::new(compiled_policy).unwrap());
-        descriptor
+        Descriptor::Wsh(Wsh::new(compiled_policy).unwrap())
     }
 
     pub fn descriptor(&self) -> Descriptor<bitcoin::PublicKey> {
diff --git a/src/betting/offer.rs b/src/betting/offer.rs
index 4733482..f1afff4 100644
--- a/src/betting/offer.rs
+++ b/src/betting/offer.rs
@@ -47,7 +47,7 @@ impl Ciphertext {
         }
     }
 
-    pub fn to_string(&self) -> String {
+    pub fn to_base2048_string(&self) -> String {
         crate::encode::serialize_base2048(self)
     }
 
@@ -55,17 +55,17 @@ impl Ciphertext {
         &self,
         pad_to: usize,
         pad_cipher: &mut impl StreamCipher,
-    ) -> (String, Option<usize>) {
+    ) -> (String, usize) {
         let mut bytes = crate::encode::serialize(self);
-        let mut overflow = None;
-        if bytes.len() < pad_to {
-            let mut padding = vec![0u8; pad_to - bytes.len()];
-            pad_cipher.apply_keystream(&mut padding);
-            bytes.append(&mut padding);
-        } else if bytes.len() > pad_to {
-            overflow = Some(bytes.len() - pad_to);
+        let mut overflow = 0;
+        match bytes.len() {
+            len if len < pad_to => {
+                let mut padding = vec![0u8; pad_to - len];
+                pad_cipher.apply_keystream(&mut padding);
+                bytes.append(&mut padding);
+            }
+            len => overflow = len - pad_to,
         }
-
         (base2048::encode(&bytes), overflow)
     }
 
diff --git a/src/betting/party/bet_args.rs b/src/betting/party/bet_args.rs
index df118ec..f9bf619 100644
--- a/src/betting/party/bet_args.rs
+++ b/src/betting/party/bet_args.rs
@@ -29,23 +29,16 @@ impl Default for BetArgs<'_, '_> {
 }
 
 impl BetArgs<'_, '_> {
-    pub fn apply_args<
-        'a,
-        B,
-        D: BatchDatabase,
-        Cs: CoinSelectionAlgorithm<D>,
-        Ctx: TxBuilderContext,
-    >(
+    pub fn apply_args<B, D: BatchDatabase, Cs: CoinSelectionAlgorithm<D>, Ctx: TxBuilderContext>(
         &self,
         bet_db: &BetDatabase,
         builder: &mut TxBuilder<B, D, Cs, Ctx>,
     ) -> anyhow::Result<()> {
         builder.unspendable(bet_db.currently_used_utxos(self.may_overlap)?);
         for bet_id in self.must_overlap {
-            let bet = bet_db.get_entity::<BetState>(*bet_id)?.ok_or(anyhow!(
-                "bet {} that we must overlap with does not exist",
-                bet_id
-            ))?;
+            let bet = bet_db.get_entity::<BetState>(*bet_id)?.ok_or_else(|| {
+                anyhow!("bet {} that we must overlap with does not exist", bet_id)
+            })?;
             for input in bet.reserved_utxos() {
                 builder.add_utxo(input).with_context(|| {
                     format!("adding utxo {} for 'must_overlap' with {}", input, bet_id)
diff --git a/src/betting/party/mod.rs b/src/betting/party/mod.rs
index 8e8a435..9c294f3 100644
--- a/src/betting/party/mod.rs
+++ b/src/betting/party/mod.rs
@@ -32,7 +32,7 @@ use olivia_secp256k1::{
 pub struct Party<B, D> {
     wallet: Wallet<B, D>,
     pub(crate) keychain: Keychain,
-    client: crate::reqwest::blocking::Client,
+    client: ureq::Agent,
     bet_db: BetDatabase,
     blockchain_config: AnyBlockchainConfig,
 }
@@ -51,7 +51,7 @@ where
             wallet,
             keychain,
             bet_db,
-            client: crate::reqwest::blocking::Client::new(),
+            client: ureq::Agent::new(),
             blockchain_config,
         }
     }
@@ -152,10 +152,9 @@ where
             match bet_state {
                 BetState::Proposed { local_proposal } => {
                     let inputs = &local_proposal.proposal.inputs;
-                    if inputs
+                    if !inputs
                         .iter()
-                        .find(|input| utxos_that_need_canceling.contains(input))
-                        .is_none()
+                        .any(|input| utxos_that_need_canceling.contains(input))
                     {
                         utxos_that_need_canceling.push(inputs[0]);
                     }
@@ -187,10 +186,9 @@ where
                         .iter()
                         .map(|i| tx.input[*i as usize].previous_output)
                         .collect::<Vec<_>>();
-                    if inputs
+                    if !inputs
                         .iter()
-                        .find(|input| utxos_that_need_canceling.contains(input))
-                        .is_none()
+                        .any(|input| utxos_that_need_canceling.contains(input))
                     {
                         utxos_that_need_canceling.push(inputs[0]);
                     }
@@ -311,43 +309,6 @@ where
         Ok(psbt_input)
     }
 
-    pub fn get_spending_tx(
-        &self,
-        outpoint: OutPoint,
-        descriptor: ExtendedDescriptor,
-    ) -> anyhow::Result<Option<Txid>> {
-        let blockchain = self.new_blockchain()?;
-        let wallet = Wallet::new(
-            descriptor,
-            None,
-            self.wallet.network(),
-            MemoryDatabase::default(),
-            blockchain,
-        )?;
-        wallet.sync(bdk::blockchain::noop_progress(), None)?;
-        let res = Ok(wallet
-            .list_transactions(true)?
-            .iter()
-            .find(|tx| {
-                tx.confirmation_time.is_some()
-                    && tx
-                        .transaction
-                        .as_ref()
-                        .unwrap()
-                        .input
-                        .iter()
-                        .find(|x| x.previous_output == outpoint)
-                        .is_some()
-            })
-            .map(|tx| tx.txid));
-        debug_assert!(wallet
-            .list_unspent()?
-            .iter()
-            .find(|utxo| utxo.outpoint == outpoint)
-            .is_none());
-        res
-    }
-
     // convenience methods
     pub fn sync(&self) -> anyhow::Result<()> {
         eprintln!("syncing wallet with {:?}", self.blockchain_config);
diff --git a/src/betting/party/offer.rs b/src/betting/party/offer.rs
index e82c941..35ff9ba 100644
--- a/src/betting/party/offer.rs
+++ b/src/betting/party/offer.rs
@@ -132,7 +132,7 @@ impl<D: BatchDatabase> Party<bdk::blockchain::EsploraBlockchain, D> {
             .output
             .iter()
             .enumerate()
-            .find(|(_i, txout)| &txout.script_pubkey == &output_script)
+            .find(|(_i, txout)| txout.script_pubkey == output_script)
             .expect("The bet output must be in there");
 
         let joint_output_value = Amount::from_sat(txout.value);
@@ -175,7 +175,7 @@ impl<D: BatchDatabase> Party<bdk::blockchain::EsploraBlockchain, D> {
             psbt,
             my_input_indexes,
             vout: vout as u32,
-            joint_output: joint_output.clone(),
+            joint_output,
             oracle_id: oracle_info.id,
             oracle_event,
             local_value,
@@ -198,10 +198,7 @@ impl<D: BatchDatabase> Party<bdk::blockchain::EsploraBlockchain, D> {
         let encrypted_offer = Ciphertext::create(
             local_public_key,
             cipher,
-            Plaintext::Offerv1 {
-                offer: offer.clone(),
-                message,
-            },
+            Plaintext::Offerv1 { offer, message },
         );
         let bet_id = self.bet_db.insert_bet(BetState::Offered {
             bet: OfferedBet(bet),
diff --git a/src/betting/party/proposal.rs b/src/betting/party/proposal.rs
index 97dea36..86b0781 100644
--- a/src/betting/party/proposal.rs
+++ b/src/betting/party/proposal.rs
@@ -55,7 +55,7 @@ impl<D: BatchDatabase> Party<bdk::blockchain::EsploraBlockchain, D> {
             .unsigned_tx
             .input
             .iter()
-            .map(|txin| txin.previous_output.clone())
+            .map(|txin| txin.previous_output)
             .collect();
 
         let value = Amount::from_sat(
@@ -85,7 +85,7 @@ impl<D: BatchDatabase> Party<bdk::blockchain::EsploraBlockchain, D> {
         };
 
         let mut proposal = Proposal {
-            oracle: oracle_id.clone(),
+            oracle: oracle_id,
             event_id: event_id.clone(),
             value,
             inputs: tx_inputs,
@@ -97,7 +97,7 @@ impl<D: BatchDatabase> Party<bdk::blockchain::EsploraBlockchain, D> {
         proposal.public_key = keypair.public_key;
 
         let local_proposal = LocalProposal {
-            proposal: proposal.clone(),
+            proposal,
             oracle_event,
             change,
             tags: args.tags,
diff --git a/src/betting/party/state_machine.rs b/src/betting/party/state_machine.rs
index ae437f2..5ef16ab 100644
--- a/src/betting/party/state_machine.rs
+++ b/src/betting/party/state_machine.rs
@@ -140,7 +140,7 @@ where
                             update_bet! { self, bet_id,
                                BetState::Offered { bet, .. } => {
                                    let bet = bet.add_counterparty_sigs(tx.clone());
-                                   BetState::Included { bet: bet.clone(), height }
+                                   BetState::Included { bet, height }
                                }
                             }
                         }
@@ -159,7 +159,7 @@ where
                                    bet_spent_vin: vin_target,
                                    cancel_txid: txid,
                                    cancel_vin: vin,
-                                   height: height,
+                                   height,
                                    i_intend_cancel,
                                }
                             }
@@ -235,13 +235,13 @@ where
 
     fn try_get_outcome(&self, bet_id: BetId, bet: Bet) -> anyhow::Result<()> {
         let event_id = bet.oracle_event.event.id;
-        let event_url = reqwest::Url::parse(&format!("https://{}{}", bet.oracle_id, event_id))?;
+        let event_url = format!("https://{}{}", bet.oracle_id, event_id);
         let event_response = self
             .client
-            .get(event_url)
-            .send()?
-            .error_for_status()?
-            .json::<EventResponse>()?;
+            .get(&event_url)
+            .call()
+            .with_context(|| format!("trying to outcome for bet {} from {}", bet_id, event_url))?
+            .into_json::<EventResponse>()?;
 
         if let Some(attestation) = event_response.attestation {
             self.learn_outcome(bet_id, attestation)?;
diff --git a/src/betting/party/take_offer.rs b/src/betting/party/take_offer.rs
index 34cc7b0..9b51cd3 100644
--- a/src/betting/party/take_offer.rs
+++ b/src/betting/party/take_offer.rs
@@ -103,7 +103,7 @@ impl<D: BatchDatabase> Party<bdk::blockchain::EsploraBlockchain, D> {
             Either::Left(keypair.secret_key),
             anticipated_attestations,
             offer.choose_right,
-            randomize.clone(),
+            randomize,
         );
         let joint_output_value = offer
             .value
@@ -193,9 +193,9 @@ impl<D: BatchDatabase> Party<bdk::blockchain::EsploraBlockchain, D> {
             psbt,
             my_input_indexes,
             vout,
-            oracle_id: oracle_info.id.clone(),
-            oracle_event: oracle_event.clone(),
-            joint_output: joint_output.clone(),
+            oracle_id: oracle_info.id,
+            oracle_event,
+            joint_output,
             local_value: proposal.value,
             joint_output_value,
             i_chose_right: !offer.choose_right,
diff --git a/src/betting/proposal.rs b/src/betting/proposal.rs
index 95d2134..97580b0 100644
--- a/src/betting/proposal.rs
+++ b/src/betting/proposal.rs
@@ -93,7 +93,7 @@ impl FromStr for VersionedProposal {
     type Err = anyhow::Error;
 
     fn from_str(string: &str) -> Result<Self, Self::Err> {
-        let mut segments = string.split("#");
+        let mut segments = string.split('#');
         let value = Amount::from_str_in(
             segments.next().ok_or(anyhow!("missing amount"))?,
             bitcoin::Denomination::Bitcoin,
diff --git a/src/bin/gun.rs b/src/bin/gun.rs
index 3b689ea..4ed14a6 100644
--- a/src/bin/gun.rs
+++ b/src/bin/gun.rs
@@ -90,10 +90,8 @@ fn main() -> anyhow::Result<()> {
                 )
             } else if opt.tabs {
                 println!("{}", output.render_simple())
-            } else {
-                if let Some(output) = output.render() {
-                    println!("{}", output)
-                }
+            } else if let Some(output) = output.render() {
+                println!("{}", output)
             }
         }
         Err(e) => {
diff --git a/src/change.rs b/src/change.rs
index 6ec642f..a34af4f 100644
--- a/src/change.rs
+++ b/src/change.rs
@@ -71,7 +71,7 @@ impl<'de> serde::Deserialize<'de> for BinScript {
 impl<'de> serde::Serialize for BinScript {
     fn serialize<S: serde::Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
         if serializer.is_human_readable() {
-            serializer.serialize_str(&hex::encode(&self.0.as_bytes()))
+            serializer.serialize_str(&hex::encode(self.0.as_bytes()))
         } else {
             serializer.serialize_bytes(self.0.as_bytes())
         }
diff --git a/src/cmd/bet.rs b/src/cmd/bet.rs
index 88caf78..1d452d8 100644
--- a/src/cmd/bet.rs
+++ b/src/cmd/bet.rs
@@ -11,7 +11,7 @@ use anyhow::*;
 use bdk::bitcoin::{Address, Amount, Script};
 use chacha20::cipher::StreamCipher;
 use olivia_core::{chrono::Utc, Outcome, OutcomeError};
-use std::{path::PathBuf, str::FromStr};
+use std::{path::Path, str::FromStr};
 use structopt::StructOpt;
 
 #[derive(Clone, Debug, structopt::StructOpt)]
@@ -53,6 +53,7 @@ impl BetArgs {
 
 #[derive(StructOpt, Debug, Clone)]
 #[structopt(about = "Make or take a bet", rename_all = "kebab")]
+#[allow(clippy::large_enum_variant)]
 pub enum BetOpt {
     /// Propose an event to bet on
     Propose {
@@ -202,11 +203,7 @@ pub enum TagOpt {
     },
 }
 
-pub fn run_bet_cmd(
-    wallet_dir: &PathBuf,
-    cmd: BetOpt,
-    sync: bool,
-) -> anyhow::Result<cmd::CmdOutput> {
+pub fn run_bet_cmd(wallet_dir: &Path, cmd: BetOpt, sync: bool) -> anyhow::Result<cmd::CmdOutput> {
     // For now just always do this but we may want to do something more fine grained later.
     if sync {
         let party = cmd::load_party(wallet_dir)?;
@@ -321,8 +318,8 @@ pub fn run_bet_cmd(
                 .collect::<Vec<_>>();
 
             let outcome = match choice {
-                Some(choice) => Outcome::try_from_id_and_outcome(event_id.clone(), &choice)
-                    .map_err(|e| match e {
+                Some(choice) => {
+                    Outcome::try_from_id_and_outcome(event_id, &choice).map_err(|e| match e {
                         OutcomeError::Invalid { outcome } => anyhow!(
                             "{} is not a valid outcome. Valid outcomes are {}",
                             outcome,
@@ -332,7 +329,8 @@ pub fn run_bet_cmd(
                                 .collect::<Vec<_>>()
                                 .join(", ")
                         ),
-                    })?,
+                    })?
+                }
                 None => read_input(
                     &format!(
                         "The outcomes for this bet are\n{}\nWhat outcome do you want to bet on",
@@ -351,7 +349,7 @@ pub fn run_bet_cmd(
                         .map(Outcome::outcome_string)
                         .collect::<Vec<_>>()
                         .join(", "),
-                    |input| Ok(Outcome::try_from_id_and_outcome(event_id.clone(), &input)?),
+                    |input| Ok(Outcome::try_from_id_and_outcome(event_id.clone(), input)?),
                 ),
             };
 
@@ -379,13 +377,11 @@ pub fn run_bet_cmd(
                 eprintln!("Post this offer in reponse to the proposal");
                 let (padded_encrypted_offer, overflow) =
                     encrypted_offer.to_string_padded(pad, &mut cipher);
-                if let Some(overflow) = overflow {
-                    if pad != 0 {
-                        eprintln!(
-                            "WARNING: this offer is longer than the pad value {} by {} bytes",
-                            pad, overflow
-                        );
-                    }
+                if overflow > 0 && pad != 0 {
+                    eprintln!(
+                        "WARNING: ciphertext is longer than {} by {} bytes so it will look unusually big",
+                        pad, overflow
+                    );
                 }
                 Ok(CmdOutput::EmphasisedItem {
                     main: ("offer", Cell::string(padded_encrypted_offer)),
@@ -419,7 +415,7 @@ pub fn run_bet_cmd(
                             yes,
                             print_tx,
                         )?;
-                        if let Some(_) = txid {
+                        if txid.is_some() {
                             party.set_offer_taken(validated_offer)?;
                         }
                         Ok(output)
@@ -527,7 +523,7 @@ pub fn run_bet_cmd(
             }
 
             Ok(CmdOutput::List(
-                to_remove.into_iter().map(|x| Cell::string(x)).collect(),
+                to_remove.into_iter().map(Cell::string).collect(),
             ))
         }
         BetOpt::Show { id, raw } => {
@@ -550,11 +546,11 @@ pub fn run_bet_cmd(
                     "event-id" => Cell::string(&local_proposal.proposal.event_id),
                     "oracle" => Cell::string(&local_proposal.proposal.oracle),
                     "outcome-time" => local_proposal.oracle_event.event.expected_outcome_time.map(Cell::datetime).unwrap_or(Cell::Empty),
-                    "inputs" => Cell::List(local_proposal.proposal.inputs.clone().into_iter().map(|x| Box::new(Cell::string(x))).collect()),
+                    "inputs" => Cell::List(local_proposal.proposal.inputs.clone().into_iter().map(Cell::string).collect()),
                     "change-addr" => local_proposal.change.as_ref().and_then(|change| Address::from_script(change.script(), party.wallet().network())).map(Cell::string).unwrap_or(Cell::Empty),
                     "change-value" => local_proposal.change.as_ref().map(|change| Cell::Amount(change.value())).unwrap_or(Cell::Empty),
-                    "tags" => Cell::List(local_proposal.tags.iter().map(Cell::string).map(Box::new).collect()),
-                    "string" => Cell::string(local_proposal.proposal.clone().into_versioned()),
+                    "tags" => Cell::List(local_proposal.tags.iter().map(Cell::string).collect()),
+                    "string" => Cell::string(local_proposal.proposal.into_versioned()),
                 },
                 BetOrProp::Bet(bet)
                 | BetOrProp::OfferedBet {
@@ -568,7 +564,7 @@ pub fn run_bet_cmd(
                     "event-id" => Cell::string(&bet.oracle_event.event.id),
                     "oracle" => Cell::string(&bet.oracle_id),
                     "outcome-time" => bet.oracle_event.event.expected_outcome_time.map(Cell::datetime).unwrap_or(Cell::Empty),
-                    "my-inputs" => Cell::List(bet.my_inputs().into_iter().map(|x| Box::new(Cell::string(x))).collect()),
+                    "my-inputs" => Cell::List(bet.my_inputs().into_iter().map(Cell::string).collect()),
                     "bet-outpoint" => Cell::string(bet.outpoint()),
                     "bet-value" => Cell::Amount(bet.joint_output_value),
                     "bet-descriptor" => Cell::string(bet.joint_output.descriptor()),
@@ -576,7 +572,7 @@ pub fn run_bet_cmd(
                         BetState::Claimed { txid, .. } => Cell::string(txid),
                         _ => Cell::Empty
                     },
-                    "tags" => Cell::List(bet.tags.iter().map(Cell::string).map(Box::new).collect())
+                    "tags" => Cell::List(bet.tags.iter().map(Cell::string).collect())
                 },
             })
         }
@@ -603,7 +599,7 @@ pub fn run_bet_cmd(
                 "oracle" => Cell::string(oracle),
                 "event-id" => Cell::string(event_id),
                 "value" => Cell::Amount(value),
-                "inputs" => Cell::List(inputs.into_iter().map(|x| Box::new(Cell::string(x))).collect()),
+                "inputs" => Cell::List(inputs.into_iter().map(Cell::string).collect()),
                 "public-key" => Cell::string(public_key),
                 "change-script" => change_script.map(|x| Cell::string(Script::from(x))).unwrap_or(Cell::Empty)
             },
@@ -654,7 +650,7 @@ pub fn run_bet_cmd(
                                     "their-choice" => Cell::string(chosen_outcome.outcome_string()),
                                     "public-key" => Cell::string(&offer_public_key),
                                     "change-script" => change.map(|x| Cell::string(x.script())).unwrap_or(Cell::Empty),
-                                    "inputs" => Cell::List(inputs.into_iter().map(|x| Cell::string(x.outpoint)).map(Box::new).collect()),
+                                    "inputs" => Cell::List(inputs.into_iter().map(|x| Cell::string(x.outpoint)).collect()),
                                     "valid" => Cell::string(valid),
                                     "fee" => fee.map(Cell::Amount).unwrap_or(Cell::Empty),
                                     "feerate" => feerate.map(|x| Cell::string(x.as_sat_vb())).unwrap_or(Cell::Empty),
@@ -711,9 +707,9 @@ pub fn run_bet_cmd(
             let party = cmd::load_party(wallet_dir)?;
             let (ciphertext, mut cipher) = reply(&party.keychain, proposal, message);
             let (ciphertext_str, overflow) = ciphertext.to_string_padded(pad, &mut cipher);
-            if let Some(overflow) = overflow {
+            if overflow > 0 && pad != 0 {
                 eprintln!(
-                    "WARNING: ciphertext is longer than {} -- it needs to be cut down by {} to fit",
+                    "WARNING: ciphertext is longer than {} by {} bytes so it will look unusually big",
                     pad, overflow
                 );
             }
@@ -767,14 +763,7 @@ fn list_bets(bet_db: &BetDatabase) -> CmdOutput {
                 ),
                 Cell::Amount(local_proposal.proposal.value),
                 Cell::Empty,
-                Cell::List(
-                    local_proposal
-                        .tags
-                        .iter()
-                        .map(Cell::string)
-                        .map(Box::new)
-                        .collect(),
-                ),
+                Cell::List(local_proposal.tags.iter().map(Cell::string).collect()),
                 Cell::string(local_proposal.proposal.oracle),
                 Cell::Empty,
                 Cell::string(local_proposal.proposal.event_id.short_id()),
@@ -800,7 +789,7 @@ fn list_bets(bet_db: &BetDatabase) -> CmdOutput {
                 ),
                 Cell::Amount(bet.local_value),
                 Cell::Amount(bet.joint_output_value.checked_sub(bet.local_value).unwrap()),
-                Cell::List(bet.tags.iter().map(Cell::string).map(Box::new).collect()),
+                Cell::List(bet.tags.iter().map(Cell::string).collect()),
                 Cell::string(&bet.oracle_id),
                 Cell::String(bet.my_outcome().outcome_string()),
                 Cell::string(bet.oracle_event.event.id.short_id()),
@@ -831,10 +820,10 @@ fn get_oracle_event_from_url(
 ) -> anyhow::Result<(OracleEvent, OracleInfo, bool)> {
     let oracle_id = url.host_str().ok_or(anyhow!("url {} missing host", url))?;
 
-    let event_response = reqwest::blocking::get(url.clone())?
-        .error_for_status()
+    let event_response = ureq::get(url.as_str())
+        .call()
         .with_context(|| format!("while getting {}", url))?
-        .json::<EventResponse>()
+        .into_json::<EventResponse>()
         .with_context(|| {
             format!(
                 "while decoding the response from {}. Are you sure this is a valid event url?",
@@ -903,21 +892,19 @@ fn bet_prompt(bet: &Bet, bet_verb: &str, you_paying_fee: bool) -> String {
         ]));
     }
 
-    write!(&mut res, "{}", table.render()).unwrap();
-    write!(&mut res, "\n").unwrap();
-    write!(
+    writeln!(&mut res, "{}", table.render()).unwrap();
+    writeln!(
         &mut res,
-        "You are betting that {}",
+        "You are betting that {}.",
         olivia_describe::outcome(&outcome).positive
     )
     .unwrap();
-    write!(&mut res, "\n").unwrap();
     if you_paying_fee {
-        write!(&mut res, "You are paying the fee.\n").unwrap();
+        writeln!(&mut res, "You are paying the fee.").unwrap();
     } else {
-        write!(&mut res, "you are NOT paying the fee.\n").unwrap();
+        writeln!(&mut res, "you are NOT paying the fee.").unwrap();
     }
-    write!(&mut res, "Do you want to {} this bet", bet_verb).unwrap();
+    writeln!(&mut res, "Do you want to {} this bet", bet_verb).unwrap();
     res
 }
 
@@ -954,7 +941,7 @@ mod test {
 
         let (ciphertext, mut pad_cipher) = reply(&keychain, fixed, "a test message".into());
         let (ciphertext_str, overflow) = &ciphertext.to_string_padded(385, &mut pad_cipher);
-        assert!(!overflow.is_some());
+        assert_eq!(*overflow, 0);
         let ciphertext = Ciphertext::from_str(ciphertext_str).unwrap();
         let (mut cipher, _) = ecdh(&proposal_keypair, &ciphertext.public_key);
         match ciphertext.decrypt(&mut cipher).unwrap() {
diff --git a/src/cmd/init.rs b/src/cmd/init.rs
index c767415..674ac75 100644
--- a/src/cmd/init.rs
+++ b/src/cmd/init.rs
@@ -29,7 +29,7 @@ pub struct InitOpt {
 }
 
 pub fn run_init(
-    wallet_dir: &PathBuf,
+    wallet_dir: &std::path::Path,
     InitOpt {
         network,
         n_words,
@@ -69,14 +69,14 @@ pub fn run_init(
     if wallet_dir.exists() {
         return Err(anyhow!(
             "wallet directory {} already exists -- delete it to create a new wallet",
-            wallet_dir.as_path().display()
+            wallet_dir.display()
         ));
     }
 
     std::fs::create_dir(&wallet_dir)?;
 
     {
-        let mut config_file = wallet_dir.clone();
+        let mut config_file = wallet_dir.to_path_buf();
         config_file.push("config.json");
 
         let config = Config::default_config(network);
diff --git a/src/cmd/mod.rs b/src/cmd/mod.rs
index d6bd733..e0cd3d7 100644
--- a/src/cmd/mod.rs
+++ b/src/cmd/mod.rs
@@ -29,7 +29,11 @@ use crate::{
     FeeSpec, ValueChoice,
 };
 use anyhow::anyhow;
-use std::{collections::HashMap, fs, path::PathBuf};
+use std::{
+    collections::HashMap,
+    fs,
+    path::{Path, PathBuf},
+};
 
 #[derive(Clone, Debug, structopt::StructOpt)]
 pub struct FeeArgs {
@@ -48,8 +52,8 @@ pub enum FeeChoice {
     Speed(u32),
 }
 
-pub fn load_config(wallet_dir: &PathBuf) -> anyhow::Result<Config> {
-    let mut config_file = wallet_dir.clone();
+pub fn load_config(wallet_dir: &std::path::Path) -> anyhow::Result<Config> {
+    let mut config_file = wallet_dir.to_path_buf();
     config_file.push("config.json");
 
     match config_file.exists() {
@@ -104,14 +108,14 @@ pub fn read_input<V>(
     std::process::exit(2)
 }
 
-pub fn get_seed_words_file(wallet_dir: &PathBuf) -> PathBuf {
-    let mut seed_words_file = wallet_dir.clone();
+pub fn get_seed_words_file(wallet_dir: &Path) -> PathBuf {
+    let mut seed_words_file = wallet_dir.to_path_buf();
     seed_words_file.push("seed.txt");
     seed_words_file
 }
 
-pub fn load_bet_db(wallet_dir: &PathBuf) -> anyhow::Result<BetDatabase> {
-    let mut db_file = wallet_dir.clone();
+pub fn load_bet_db(wallet_dir: &Path) -> anyhow::Result<BetDatabase> {
+    let mut db_file = wallet_dir.to_path_buf();
     db_file.push("database.sled");
     let database = sled::open(db_file.to_str().unwrap())?;
     let bet_db = BetDatabase::new(database.open_tree("bets")?);
@@ -119,7 +123,7 @@ pub fn load_bet_db(wallet_dir: &PathBuf) -> anyhow::Result<BetDatabase> {
 }
 
 pub fn load_party(
-    wallet_dir: &PathBuf,
+    wallet_dir: &Path,
 ) -> anyhow::Result<Party<bdk::blockchain::EsploraBlockchain, impl bdk::database::BatchDatabase>> {
     let (wallet, bet_db, keychain, config) = load_wallet(wallet_dir).context("loading wallet")?;
     let party = Party::new(wallet, bet_db, keychain, config.blockchain);
@@ -127,7 +131,7 @@ pub fn load_party(
 }
 
 pub fn load_wallet(
-    wallet_dir: &PathBuf,
+    wallet_dir: &std::path::Path,
 ) -> anyhow::Result<(
     Wallet<EsploraBlockchain, impl BatchDatabase>,
     BetDatabase,
@@ -139,14 +143,14 @@ pub fn load_wallet(
     if !wallet_dir.exists() {
         return Err(anyhow!(
             "No wallet found at {}. Run `gun init` to set a new one up or set --gun-dir.",
-            wallet_dir.as_path().display()
+            wallet_dir.display()
         ));
     }
 
-    let config = load_config(&wallet_dir).context("loading configuration")?;
+    let config = load_config(wallet_dir).context("loading configuration")?;
     let keychain = match config.keys {
         crate::config::WalletKeys::SeedWordsFile => {
-            let sw_file = get_seed_words_file(&wallet_dir);
+            let sw_file = get_seed_words_file(wallet_dir);
             let seed_words = fs::read_to_string(sw_file.clone()).context("loading seed words")?;
             let mnemonic = Mnemonic::from_phrase(&seed_words, Language::English).map_err(|e| {
                 anyhow!(
@@ -162,7 +166,7 @@ pub fn load_wallet(
         }
     };
     let database = {
-        let mut db_file = wallet_dir.clone();
+        let mut db_file = wallet_dir.to_path_buf();
         db_file.push("database.sled");
         sled::open(db_file.to_str().unwrap()).context("opening database.sled")?
     };
@@ -206,16 +210,14 @@ pub fn load_wallet(
     Ok((wallet, bet_db, keychain, config))
 }
 
-pub fn load_wallet_db(wallet_dir: &PathBuf) -> anyhow::Result<impl BatchDatabase> {
+pub fn load_wallet_db(wallet_dir: &std::path::Path) -> anyhow::Result<impl BatchDatabase> {
     let database = {
-        let mut db_file = wallet_dir.clone();
+        let mut db_file = wallet_dir.to_path_buf();
         db_file.push("database.sled");
         sled::open(db_file.to_str().unwrap()).context("opening database.sled")?
     };
 
-    Ok(database
-        .open_tree("wallet")
-        .context("opening wallet tree")?)
+    database.open_tree("wallet").context("opening wallet tree")
 }
 
 pub struct TableData {
@@ -231,7 +233,7 @@ pub enum Cell {
     Int(u64),
     Empty,
     DateTime(u64),
-    List(Vec<Box<Cell>>),
+    List(Vec<Cell>),
 }
 
 impl From<String> for Cell {
@@ -279,7 +281,7 @@ impl Cell {
                 .to_string(),
             List(list) => list
                 .into_iter()
-                .map(|x| Cell::render(*x))
+                .map(Cell::render)
                 .collect::<Vec<_>>()
                 .join("\n"),
         }
@@ -297,7 +299,7 @@ impl Cell {
                 .to_string(),
             List(list) => list
                 .into_iter()
-                .map(|x| Cell::render_tabs(*x))
+                .map(Cell::render_tabs)
                 .collect::<Vec<_>>()
                 .join(" "),
         }
@@ -313,7 +315,7 @@ impl Cell {
             Empty => serde_json::Value::Null,
             List(list) => serde_json::Value::Array(
                 list.into_iter()
-                    .map(|x| serde_json::to_value(&*x).unwrap())
+                    .map(|x| serde_json::to_value(&x).unwrap())
                     .collect(),
             ),
         }
@@ -366,13 +368,11 @@ impl CmdOutput {
                 }
                 table.render()
             }
-            List(list) => format!(
-                "{}",
-                list.into_iter()
-                    .map(Cell::render)
-                    .collect::<Vec<_>>()
-                    .join("\n")
-            ),
+            List(list) => list
+                .into_iter()
+                .map(Cell::render)
+                .collect::<Vec<_>>()
+                .join("\n"),
             EmphasisedItem { main, .. } => main.1.render(),
             None => return Option::None,
         })
@@ -403,15 +403,11 @@ impl CmdOutput {
                 .map(|(k, v)| format!("{}\t{}", k, v.render_tabs()))
                 .collect::<Vec<_>>()
                 .join("\n"),
-            List(list) => {
-                format!(
-                    "{}",
-                    list.into_iter()
-                        .map(Cell::render_tabs)
-                        .collect::<Vec<_>>()
-                        .join("\t")
-                )
-            }
+            List(list) => list
+                .into_iter()
+                .map(Cell::render_tabs)
+                .collect::<Vec<_>>()
+                .join("\t"),
             None => String::new(),
         }
     }
diff --git a/src/cmd/oracle.rs b/src/cmd/oracle.rs
index 6de2413..f8eebfe 100644
--- a/src/cmd/oracle.rs
+++ b/src/cmd/oracle.rs
@@ -1,6 +1,6 @@
 use crate::{
     betting::{BetDatabase, OracleInfo},
-    cmd, item, reqwest, Url,
+    cmd, item, Url,
 };
 use anyhow::anyhow;
 use olivia_core::{http::RootResponse, OracleId};
@@ -46,9 +46,9 @@ pub fn run_oralce_cmd(bet_db: BetDatabase, cmd: OracleOpt) -> anyhow::Result<Cmd
             match bet_db.get_entity::<OracleInfo>(oracle_id.clone())? {
                 Some(_) => eprintln!("oracle {} is already trusted", oracle_id),
                 None => {
-                    let root_response = reqwest::blocking::get(url)?
-                        .error_for_status()?
-                        .json::<RootResponse<Secp256k1>>()?;
+                    let root_response = ureq::get(url.as_str())
+                        .call()?
+                        .into_json::<RootResponse<Secp256k1>>()?;
                     let oracle_info = OracleInfo {
                         id: oracle_id,
                         oracle_keys: root_response.public_keys,
@@ -56,8 +56,8 @@ pub fn run_oralce_cmd(bet_db: BetDatabase, cmd: OracleOpt) -> anyhow::Result<Cmd
 
                     println!("{}", serde_json::to_string_pretty(&oracle_info).unwrap());
 
-                    if yes || cmd::read_yn(&format!("Trust the oracle displayed above")) {
-                        bet_db.insert_oracle_info(oracle_info.clone())?;
+                    if yes || cmd::read_yn("Trust the oracle displayed above") {
+                        bet_db.insert_oracle_info(oracle_info)?;
                     }
                 }
             }
diff --git a/src/cmd/wallet.rs b/src/cmd/wallet.rs
index bf3f583..233bfb5 100644
--- a/src/cmd/wallet.rs
+++ b/src/cmd/wallet.rs
@@ -54,8 +54,7 @@ pub fn run_balance(wallet_dir: PathBuf) -> anyhow::Result<CmdOutput> {
 
             if currently_used
                 .iter()
-                .find(|outpoint| local_utxo.outpoint == **outpoint)
-                .is_some()
+                .any(|outpoint| local_utxo.outpoint == *outpoint)
             {
                 (confirmed, unconfirmed, in_use + value)
             } else if is_confirmed {
@@ -91,7 +90,10 @@ pub enum AddressOpt {
     Show { address: Address },
 }
 
-pub fn get_address(wallet_dir: &PathBuf, addr_opt: AddressOpt) -> anyhow::Result<CmdOutput> {
+pub fn get_address(
+    wallet_dir: &std::path::Path,
+    addr_opt: AddressOpt,
+) -> anyhow::Result<CmdOutput> {
     match addr_opt {
         AddressOpt::New => {
             let (wallet, _, _, _) = load_wallet(wallet_dir)?;
@@ -120,7 +122,7 @@ pub fn get_address(wallet_dir: &PathBuf, addr_opt: AddressOpt) -> anyhow::Result
                     .iter()
                     .take(index as usize + 1)
                     .map(|script| {
-                        let address = Address::from_script(&script, config.network).unwrap();
+                        let address = Address::from_script(script, config.network).unwrap();
                         let value = map
                             .get(script)
                             .map(|utxos| {
@@ -243,7 +245,7 @@ impl SpendOpt {
 
         let in_use = party.bet_db().currently_used_utxos(&[])?;
 
-        if !spend_in_use && in_use.len() > 0 {
+        if !spend_in_use && !in_use.is_empty() {
             eprintln!(
                 "note that {} utxos are not availble becuase they are in use",
                 in_use.len()
@@ -296,7 +298,7 @@ impl SpendOpt {
         Ok(output)
     }
 }
-pub fn run_send(wallet_dir: &PathBuf, send_opt: SendOpt) -> anyhow::Result<CmdOutput> {
+pub fn run_send(wallet_dir: &std::path::Path, send_opt: SendOpt) -> anyhow::Result<CmdOutput> {
     let SendOpt {
         to,
         value,
@@ -319,7 +321,10 @@ pub enum TransactionOpt {
     Show { txid: Txid },
 }
 
-pub fn run_transaction_cmd(wallet_dir: &PathBuf, opt: TransactionOpt) -> anyhow::Result<CmdOutput> {
+pub fn run_transaction_cmd(
+    wallet_dir: &std::path::Path,
+    opt: TransactionOpt,
+) -> anyhow::Result<CmdOutput> {
     use TransactionOpt::*;
     let (wallet, _, _, _) = load_wallet(wallet_dir)?;
 
@@ -393,10 +398,10 @@ pub enum UtxoOpt {
     Show { outpoint: OutPoint },
 }
 
-pub fn run_utxo_cmd(wallet_dir: &PathBuf, opt: UtxoOpt) -> anyhow::Result<CmdOutput> {
+pub fn run_utxo_cmd(wallet_dir: &std::path::Path, opt: UtxoOpt) -> anyhow::Result<CmdOutput> {
     match opt {
         UtxoOpt::List => {
-            let party = load_party(&wallet_dir)?;
+            let party = load_party(wallet_dir)?;
             let in_use_utxos = party.bet_db().currently_used_utxos(&[])?;
             let wallet = party.wallet();
             let rows = wallet
@@ -501,7 +506,7 @@ pub struct SplitOpt {
     spend_opt: SpendOpt,
 }
 
-pub fn run_split_cmd(wallet_dir: &PathBuf, opt: SplitOpt) -> anyhow::Result<CmdOutput> {
+pub fn run_split_cmd(wallet_dir: &std::path::Path, opt: SplitOpt) -> anyhow::Result<CmdOutput> {
     let SplitOpt {
         output_size,
         n,
diff --git a/src/config.rs b/src/config.rs
index e52eb75..6ddaf67 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -28,26 +28,19 @@ pub struct Config {
 impl Config {
     pub fn default_config(network: Network) -> Config {
         use Network::*;
-        let concurrency = Some(4);
-        let blockchain = match network {
-            Bitcoin => AnyBlockchainConfig::Esplora(EsploraBlockchainConfig {
-                base_url: "https://mempool.space/api".to_string(),
-                concurrency,
-                stop_gap: 10,
-            }),
-            Testnet => AnyBlockchainConfig::Esplora(EsploraBlockchainConfig {
-                base_url: "https://blockstream.info/testnet/api".to_string(),
-                concurrency,
-                stop_gap: 10,
-            }),
-            Regtest => AnyBlockchainConfig::Esplora(EsploraBlockchainConfig {
-                base_url: "http://localhost:3000".to_string(),
-                concurrency,
-                stop_gap: 10,
-            }),
+        let url = match network {
+            Bitcoin => "https://mempool.space/api",
+            Testnet => "https://blockstream.info/testnet/api",
+            Regtest => "http://localhost:3000",
             Signet => unimplemented!("signet not supported yet!"),
         };
 
+        let blockchain = AnyBlockchainConfig::Esplora(EsploraBlockchainConfig {
+            concurrency: Some(10),
+            stop_gap: 10,
+            ..EsploraBlockchainConfig::new(url.into())
+        });
+
         Config {
             network,
             blockchain,
diff --git a/src/fee_spec.rs b/src/fee_spec.rs
index b6e28f8..263c9a2 100644
--- a/src/fee_spec.rs
+++ b/src/fee_spec.rs
@@ -74,7 +74,7 @@ impl FromStr for FeeSpec {
             return Ok(FeeSpec::Height(in_blocks));
         }
 
-        return Err(anyhow!("{} is not a valid fee specification"));
+        Err(anyhow!("{} is not a valid fee specification"))
     }
 }
 
diff --git a/src/lib.rs b/src/lib.rs
index 8df54e7..376ef1a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-#![allow(non_snake_case)]
+#![allow(non_snake_case, clippy::or_fun_call, clippy::vec_init_then_push)]
 
 use std::str::FromStr;
 
@@ -14,12 +14,11 @@ mod fee_spec;
 pub mod keychain;
 pub mod psbt_ext;
 pub use fee_spec::*;
-pub use reqwest;
 
 pub use chacha20::cipher;
 pub use olivia_core::chrono;
 pub use olivia_secp256k1::schnorr_fun::fun::{hex, rand_core};
-pub use reqwest::Url;
+pub use url::Url;
 
 #[derive(Clone, Debug)]
 pub enum ValueChoice {
@@ -44,8 +43,7 @@ impl FromStr for ValueChoice {
 pub(crate) fn placeholder_point(
 ) -> olivia_secp256k1::fun::Point<olivia_secp256k1::fun::marker::EvenY> {
     use olivia_secp256k1::fun::marker::*;
-    olivia_secp256k1::fun::G
-        .clone()
+    (*olivia_secp256k1::fun::G)
         .mark::<Normal>()
         .into_point_with_even_y()
         .0
diff --git a/tests/end_to_end.rs b/tests/end_to_end.rs
index f9e94a1..50aaa44 100644
--- a/tests/end_to_end.rs
+++ b/tests/end_to_end.rs
@@ -35,7 +35,7 @@ fn create_party(
         "http://{}",
         test_client.electrsd.esplora_url.as_ref().unwrap()
     );
-    let esplora = EsploraBlockchain::new(&esplora_url, None, 5);
+    let esplora = EsploraBlockchain::new(&esplora_url, 5);
 
     let wallet = Wallet::new(descriptor, None, Network::Regtest, db, esplora)
         .context("Initializing wallet failed")?;
@@ -60,11 +60,7 @@ fn create_party(
         wallet,
         bet_db,
         keychain,
-        AnyBlockchainConfig::Esplora(EsploraBlockchainConfig {
-            base_url: esplora_url,
-            concurrency: None,
-            stop_gap: 5,
-        }),
+        AnyBlockchainConfig::Esplora(EsploraBlockchainConfig::new(esplora_url)),
     );
     Ok(party)
 }
@@ -517,7 +513,6 @@ fn create_proposal_with_dust_change() {
         setup_test!();
 
     let balance = party_1.wallet().get_balance().unwrap();
-    dbg!(&balance);
     let bet_value = balance - 250;
 
     let local_proposal = party_1