diff --git a/Cargo.lock b/Cargo.lock
index 66a2eb4..b13a49a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,3 +1,11 @@
+[[package]]
+name = "arrayvec"
+version = "0.4.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "bitflags"
 version = "0.4.0"
@@ -32,6 +40,71 @@ name = "cfg-if"
 version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "cloudabi"
+version = "0.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-channel 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-deque 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-epoch 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam-channel"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "crossbeam-epoch 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam-deque"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "crossbeam-epoch 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam-epoch"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "custom_derive"
 version = "0.1.7"
@@ -64,6 +137,20 @@ dependencies = [
  "pkg-config 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "fuchsia-zircon"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "fuchsia-zircon-sys"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "gcc"
 version = "0.3.55"
@@ -83,6 +170,11 @@ dependencies = [
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "lazy_static"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "libc"
 version = "0.2.43"
@@ -106,6 +198,15 @@ dependencies = [
  "pkg-config 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "lock_api"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "owning_ref 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "log"
 version = "0.3.9"
@@ -122,6 +223,11 @@ dependencies = [
  "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "memoffset"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "nix"
 version = "0.7.0"
@@ -148,15 +254,83 @@ dependencies = [
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "nodrop"
+version = "0.1.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "num_cpus"
+version = "1.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "owning_ref"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "parking_lot"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "lock_api 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "pkg-config"
 version = "0.3.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "rand"
+version = "0.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "rip-synergy"
 version = "0.1.0"
 dependencies = [
+ "crossbeam 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "evdev-rs 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "uinput 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -169,11 +343,50 @@ dependencies = [
  "semver 0.1.20 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rustc_version"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "scopeguard"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "semver"
 version = "0.1.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "semver"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "semver-parser"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "smallvec"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "stable_deref_trait"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "uinput"
 version = "0.1.3"
@@ -196,6 +409,14 @@ dependencies = [
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "unreachable"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "void"
 version = "1.0.2"
@@ -206,31 +427,80 @@ name = "winapi"
 version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "winapi"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [metadata]
+"checksum arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)" = "a1e964f9e24d588183fcb43503abda40d288c8657dfc27311516ce2f05675aef"
 "checksum bitflags 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8dead7461c1127cf637931a1e50934eb6eee8bff2f74433ac7909e9afcee04a3"
 "checksum bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "aad18937a628ec6abcd26d1489012cc0e18c21798210f491af69ded9b881106d"
 "checksum bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "228047a76f468627ca71776ecdebd732a3423081fcf5125585bcd7c49886ce12"
 "checksum byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "94f88df23a25417badc922ab0f5716cc1330e87f71ddd9203b3a3ccd9cedf75d"
 "checksum bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)" = "0ce55bd354b095246fc34caf4e9e242f5297a7fd938b090cadfea6eee614aa62"
 "checksum cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "082bb9b28e00d3c9d39cc03e64ce4cea0f1bb9b3fde493f0cbc008472d22bdf4"
+"checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
+"checksum crossbeam 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d1c92ff2d7a202d592f5a412d75cf421495c913817781c1cb383bf12a77e185f"
+"checksum crossbeam-channel 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d9ed3fab71dc68d93e3178d94d26000dc305920b271e8ed434e2564a8c752f67"
+"checksum crossbeam-deque 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4fe1b6f945f824c7a25afe44f62e25d714c0cc523f8e99d8db5cd1026e1269d3"
+"checksum crossbeam-epoch 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2449aaa4ec7ef96e5fb24db16024b935df718e9ae1cec0a1e68feeca2efca7b8"
+"checksum crossbeam-utils 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6efda20eef4ccf2a862d442a1e0319d568f9133e16a085a1f8126fe9b6da852d"
 "checksum custom_derive 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "ef8ae57c4978a2acd8b869ce6b9ca1dfe817bff704c220209fdef2c0b75a01b9"
 "checksum enum_derive 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "406ac2a8c9eedf8af9ee1489bee9e50029278a6456c740f7454cf8a158abc816"
 "checksum evdev-rs 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ba3b5ca1b2d00e3daf84e440695fa0dca344afd257cc2824683992b73a531fe4"
 "checksum evdev-sys 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8a81074f548acb44df61e332141333416b6c49db6a2034d77c3cd86f2a3bf34a"
+"checksum fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
+"checksum fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 "checksum gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)" = "8f5f3913fa0bfe7ee1fd8248b6b9f42a5af4b9d65ec2dd2c3c26132b950ecfc2"
 "checksum ioctl-sys 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "5e2c4b26352496eaaa8ca7cfa9bd99e93419d3f7983dc6e99c2a35fe9e33504a"
 "checksum iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "dbe6e417e7d0975db6512b90796e8ce223145ac4e33c377e4a42882a0e88bb08"
+"checksum lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a374c89b9db55895453a74c1e38861d9deec0b01b405a82516e9d5de4820dea1"
 "checksum libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "76e3a3ef172f1a0b9a9ff0dd1491ae5e6c948b94479a3021819ba7d860c8645d"
 "checksum libudev 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ea626d3bdf40a1c5aee3bcd4f40826970cae8d80a8fec934c82a63840094dcfe"
 "checksum libudev-sys 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "3c8469b4a23b962c1396b9b451dda50ef5b283e8dd309d69033475fa9b334324"
+"checksum lock_api 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "775751a3e69bde4df9b38dd00a1b5d6ac13791e4223d4a0506577f0dd27cfb7a"
 "checksum log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e19e8d5c34a3e0e2223db8e060f9e8264aeeb5c5fc64a4ee9965c062211c024b"
 "checksum log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c84ec4b527950aa83a329754b01dbe3f58361d1c5efacd1f6d68c494d08a17c6"
+"checksum memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0f9dc261e2b62d7a622bf416ea3c5245cdd5d9a7fcc428c0d06804dfce1775b3"
 "checksum nix 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b7fd5681d13fda646462cfbd4e5f2051279a89a544d50eb98c365b507246839f"
 "checksum nix 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a0d95c5fa8b641c10ad0b8887454ebaafa3c92b5cd5350f8fc693adafd178e7b"
+"checksum nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "9a2228dca57108069a5262f2ed8bd2e82496d2e074a06d1ccc7ce1687b6ae0a2"
+"checksum num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c51a3322e4bca9d212ad9a158a02abc6934d005490c054a2778df73a70aa0a30"
+"checksum owning_ref 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "cdf84f41639e037b484f93433aa3897863b561ed65c6e59c7073d7c561710f37"
+"checksum parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)" = "f0802bff09003b291ba756dc7e79313e51cc31667e94afbe847def490424cde5"
+"checksum parking_lot_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ad7f7e6ebdc79edff6fdcb87a55b620174f7a989e3eb31b65231f4af57f00b8c"
 "checksum pkg-config 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)" = "676e8eb2b1b4c9043511a9b7bea0915320d7e502b0a079fb03f9635a5252b18c"
+"checksum rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)" = "e464cd887e869cddcae8792a4ee31d23c7edd516700695608f5b98c67ee0131c"
+"checksum rand_core 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1961a422c4d189dfb50ffa9320bf1f2a9bd54ecb92792fb9477f99a1045f3372"
+"checksum rand_core 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0905b6b7079ec73b314d4c748701f6931eb79fd97c668caa3f1899b22b32c6db"
 "checksum rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "c5f5376ea5e30ce23c03eb77cbe4962b988deead10910c372b226388b594c084"
+"checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
+"checksum scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "94258f53601af11e6a49f722422f6e3425c52b06245a5cf9bc09908b174f5e27"
 "checksum semver 0.1.20 (registry+https://github.com/rust-lang/crates.io-index)" = "d4f410fedcf71af0345d7607d246e7ad15faaadd49d240ee3b24e5dc21a820ac"
+"checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
+"checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
+"checksum smallvec 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "153ffa32fd170e9944f7e0838edf824a754ec4c1fc64746fcc9fe1f8fa602e5d"
+"checksum stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dba1a27d3efae4351c8051072d619e3ade2820635c3958d826bfea39d59b54c8"
 "checksum uinput 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8b074d55c90be32a89a063fe3f944c0ceed0a8e3291369a99809f18fa326685b"
 "checksum uinput-sys 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "9aabddd8174ccadd600afeab346bb276cb1db5fafcf6a7c5c5708b8cc4b2cac7"
+"checksum unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "382810877fe448991dfc7f0dd6e3ae5d58088fd0ea5e35189655f84e6814fa56"
 "checksum void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
 "checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
+"checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0"
+"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
diff --git a/Cargo.toml b/Cargo.toml
index abb2cee..55f6b7b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,3 +7,4 @@ edition = "2018"
 [dependencies]
 uinput = "0.1.3"
 evdev-rs = "0.1.0"
+crossbeam = "0.5"
diff --git a/src/hw_device.rs b/src/hw_device.rs
index 3bc663c..def4d30 100644
--- a/src/hw_device.rs
+++ b/src/hw_device.rs
@@ -1,5 +1,3 @@
-extern crate evdev_rs;
-
 use std::fs::File;
 
 pub struct HwDevice {
diff --git a/src/main.rs b/src/main.rs
index cee8eb0..111b139 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,14 +1,17 @@
 extern crate uinput;
 extern crate evdev_rs;
+#[macro_use]
+extern crate crossbeam;
 
 use std::thread;
 use std::time::Duration;
-use std::sync::{Arc, Mutex};
-use std::collections::VecDeque;
 
 use evdev_rs::util::event_code_to_int;
 use evdev_rs::enums::EventType::{EV_KEY, EV_REL};
 
+use crossbeam::crossbeam_channel::unbounded;
+use crossbeam::crossbeam_channel::Receiver;
+
 mod virtual_mouse;
 mod virtual_kbd;
 mod hw_device;
@@ -21,37 +24,8 @@ fn main() {
     let kbd_path = "/dev/input/by-id/usb-04d9_USB_Keyboard-event-kbd";
     let mouse_path = "/dev/input/by-id/usb-Kingsis_Peripherals_ZOWIE_Gaming_mouse-event-mouse";
 
-    // thread-safe event queue
-    let queue = Arc::new(Mutex::new(VecDeque::new()));
-
-    // start a thread listening to input events for each device
-    for &p in [kbd_path, mouse_path].iter() {
-        // clone queue mutex reference for this thread
-        let thread_queue = queue.clone();
-
-        thread::spawn(move || {
-            // open device
-            let mut dev = hw_device::HwDevice::new(p);
-            // wait for device init
-            thread::sleep(Duration::from_millis(200));
-            // don't deliver events elsewhere
-            dev.device.grab(evdev_rs::GrabMode::Grab).unwrap();
-            // read events and put them to queue
-            loop {
-                let event = dev.device.next_event(evdev_rs::NORMAL | evdev_rs::BLOCKING);
-                match event {
-                    Ok(e) => thread_queue.lock().unwrap().push_back(
-                        ThreadInputEvent {
-                            typ: e.1.event_type as u32,
-                            code: event_code_to_int(&e.1.event_code).1,
-                            value: e.1.value,
-                        }
-                    ),
-                    Err(_) => (),
-                }
-            }
-        });
-    }
+    let kbd_receiver = create_evdev_thread(kbd_path);
+    let mouse_receiver = create_evdev_thread(mouse_path);
 
     // init virtual devices
     let mut virt_kbd = virtual_kbd::VirtualKeyboard::new("test-kbd");
@@ -59,26 +33,66 @@ fn main() {
 
     // read events and feed them to the virtual devices
     loop {
-        let event = queue.lock().unwrap().pop_front();
-        match event {
-            // quit on esc
-            Some(e) if e.typ == EV_KEY as u32 && e.code == 1 => break,
-            // mouse event
-            Some(e) if e.typ == EV_REL as u32 || (e.code >= 272 && e.code <= 276) => {
-                virt_mouse.device.write(e.typ as i32, e.code as i32, e.value).unwrap();
-                virt_mouse.device.synchronize().unwrap();
+        // TODO: use Select struct
+        // https://docs.rs/crossbeam/0.5.0/crossbeam/channel/struct.Select.html
+        select! {
+            recv(kbd_receiver) -> msg => {
+                match msg {
+                    Ok(e) => {
+                        if e.typ == EV_KEY as u32 && e.code == 1 {
+                            // quit on esc
+                            break;
+                        } else if e.typ == EV_KEY as u32 {
+                            virt_kbd.device.write(e.typ as i32, e.code as i32, e.value).unwrap();
+                            virt_kbd.device.synchronize().unwrap();
+                        }
+                    }
+                    _ => (),
+                }
             },
-            // keyboard event
-            Some(e) if e.typ == EV_KEY as u32 => {
-                virt_kbd.device.write(e.typ as i32, e.code as i32, e.value).unwrap();
-                virt_kbd.device.synchronize().unwrap();
+            recv(mouse_receiver) -> msg => {
+                match msg {
+                    Ok(e) => {
+                        if e.typ == EV_REL as u32 || (e.code >= 272 && e.code <= 276) {
+                            virt_mouse.device.write(e.typ as i32, e.code as i32, e.value).unwrap();
+                            virt_mouse.device.synchronize().unwrap();
+                        }
+                    }
+                    _ => (),
+                }
             },
-            // balance responsiveness and low cpu load
-            None => thread::sleep(Duration::from_millis(10)),
-            // print unknown events
-            // Some(e) => println!("{} {} {}", e.typ, e.code, e.value),
-            _ => (),
         }
     }
-
+}
+
+fn create_evdev_thread(device_path: &str) -> Receiver<ThreadInputEvent> {
+    let (send_channel, recv_channel) = unbounded();
+
+    // whatever
+    let device_path = String::from(device_path);
+
+    thread::spawn(move || {
+        // open device
+        let mut dev = hw_device::HwDevice::new(&device_path);
+        // wait for device init
+        thread::sleep(Duration::from_millis(200));
+        // don't deliver events elsewhere
+        dev.device.grab(evdev_rs::GrabMode::Grab).unwrap();
+        // read events and put them to queue
+        loop {
+            let event = dev.device.next_event(evdev_rs::NORMAL | evdev_rs::BLOCKING);
+            match event {
+                Ok(e) => send_channel.send(
+                    ThreadInputEvent {
+                        typ: e.1.event_type as u32,
+                        code: event_code_to_int(&e.1.event_code).1,
+                        value: e.1.value,
+                    }
+                ).unwrap(),
+                Err(_) => (),
+            }
+        }
+    });
+
+    recv_channel
 }
diff --git a/src/virtual_kbd.rs b/src/virtual_kbd.rs
index 5c67370..4d8d7a6 100644
--- a/src/virtual_kbd.rs
+++ b/src/virtual_kbd.rs
@@ -1,5 +1,3 @@
-extern crate uinput;
-
 use uinput::event::Keyboard;
 
 pub struct VirtualKeyboard {
diff --git a/src/virtual_mouse.rs b/src/virtual_mouse.rs
index fb91ca4..b2fcd40 100644
--- a/src/virtual_mouse.rs
+++ b/src/virtual_mouse.rs
@@ -1,5 +1,3 @@
-extern crate uinput;
-
 use uinput::event::relative;
 use uinput::event::controller::Mouse;