diff --git a/src/executable/experiment.cpp b/src/executable/experiment.cpp
index 0ed48f0..4af153b 100644
--- a/src/executable/experiment.cpp
+++ b/src/executable/experiment.cpp
@@ -1,79 +1,5 @@
-#include <iostream>
-
-#include <qtils/tagged.hpp>
-#include <scale/jam_scale.hpp>
-
-struct S {
-  explicit operator int() const {
-    return 1;
-  }
-  S(int) {}
-  S &operator+=(auto i) {
-    return *this;
-  }
-  bool operator~() {
-    return true;
-  }
-};
-
-S &operator+=(S &s, auto i) {
-  return s;
-}
-
-struct Tag {};
-
-// void encode(qtils::is_tagged_v auto &&tagged, scale::ScaleEncoder auto &encoder) {
-//   encode(untagged(tagged), encoder);
-// }
-// void decode(qtils::is_tagged_v auto &tagged, scale::ScaleDecoder auto &decoder) {
-//   decode(untagged(tagged), decoder);
-// }
 
 int main() {
-  qtils::Tagged<uint, Tag> x;
-  qtils::Tagged<S, Tag> s(1);
-  qtils::Tagged<std::vector<int>, Tag> v(1);
-  qtils::Tagged<std::string, Tag> ts;
-  int i;
-
-  auto us = untagged(s);
-
-  auto eq1x = 1 == x;
-  auto eqx1 = x == 1;
-  auto eqxx = x == x;
-  x = 1;
-  s = 1;
-  x += 1;
-  x += x;
-  s += 1;
-  s += x;
-  auto &cx = x;
-  s += cx;
-  s += std::move(x);
-  s += std::move(cx);
-  s += s;
-  // auto ss = x << 1;
-
-  ++x;
-  --x;
-  auto ix = x++;
-  auto dx = x--;
-
-  scale::Encoder<scale::backend::ToBytes> es;
-  es << x;
-  es << v;
-
-  scale::Decoder<scale::backend::FromBytes> ds(es.backend().to_vector());
-  ds >> x;
-
-  auto lx = x << 1;
-  auto rx = x >> 1;
-
-  auto &&w = !x;
-  auto&&ww = s.operator~();
-  auto &&wwww = ~x;
-  auto z = ~i;
-  auto zzzz = not x;
-
+  // place for experiments
   return 0;
 }
diff --git a/src/scale/jam_scale.hpp b/src/scale/jam_scale.hpp
index 5d986e6..39ea213 100644
--- a/src/scale/jam_scale.hpp
+++ b/src/scale/jam_scale.hpp
@@ -15,21 +15,20 @@ namespace jam {
   template <typename T, typename... Configs>
   [[nodiscard]] outcome::result<std::vector<uint8_t>> encode_with_config(
       T &&value, Configs &&...configs) {
-    scale::Encoder<scale::backend::ToBytes> encoder{
-        std::forward<Configs>(configs)...};
+    std::vector<uint8_t> out;
+    scale::backend::ToBytes encoder(out, std::forward<Configs>(configs)...);
     try {
       encode(std::forward<T>(value), encoder);
     } catch (std::system_error &e) {
       return outcome::failure(e.code());
     }
-    return std::move(encoder).backend().to_vector();
+    return std::move(out);
   }
 
   template <typename T, typename... Configs>
   [[nodiscard]] outcome::result<T> decode_with_config(
-      scale::ConstSpanOfBytes bytes, Configs &&...configs) {
-    scale::Decoder<scale::backend::FromBytes> decoder{
-        bytes, std::forward<Configs>(configs)...};
+      const auto &bytes, Configs &&...configs) {
+    scale::backend::FromBytes decoder(bytes, std::forward<Configs>(configs)...);
     T value;
     try {
       decode(value, decoder);
diff --git a/test-vectors/config-types.hpp b/test-vectors/config-types.hpp
index 03b23c5..1a1cae9 100644
--- a/test-vectors/config-types.hpp
+++ b/test-vectors/config-types.hpp
@@ -29,7 +29,7 @@ namespace jam {
     using std::vector<T>::emplace;
 
    public:
-    friend void encode(const ConfigVec &v, scale::ScaleEncoder auto &encoder) {
+    friend void encode(const ConfigVec &v, scale::Encoder &encoder) {
       const auto &config = encoder.template getConfig<test_vectors::Config>();
       auto n = v.configSize(config);
       if (n == std::numeric_limits<decltype(n)>::max()) {
@@ -41,7 +41,7 @@ namespace jam {
       }
     }
 
-    friend void decode(ConfigVec &v, scale::ScaleDecoder auto &decoder) {
+    friend void decode(ConfigVec &v, scale::Decoder &decoder) {
       const auto &config = decoder.template getConfig<test_vectors::Config>();
       auto n = v.configSize(config);
       if (n == std::numeric_limits<decltype(n)>::max()) {
diff --git a/vcpkg-overlay/qtils/portfile.cmake b/vcpkg-overlay/qtils/portfile.cmake
index 661caa8..ce7f86a 100644
--- a/vcpkg-overlay/qtils/portfile.cmake
+++ b/vcpkg-overlay/qtils/portfile.cmake
@@ -2,8 +2,8 @@ vcpkg_check_linkage(ONLY_STATIC_LIBRARY)
 vcpkg_from_github(
   OUT_SOURCE_PATH SOURCE_PATH
   REPO qdrvm/qtils
-  REF f5013e52027f6b3014c2ae902a94903583898639
-  SHA512 6492edc93437b8edc254014b5face0521f0fd46fce6e6cab4e577fc00b6964b5930c75fd228fd8f3bb10bf57a6dd8722dcf2912a488b3f1174a99ed991ae4c54
+  REF refs/tags/v0.1.0
+  SHA512 301987eefc98b66c42dcf731d73c11c3e9835098fc3d9a1b8e3adef9b73dad6b0198019d416e1809956620377b48e575157d56b278dcdcf65a24ecdfc134605e
 )
 vcpkg_cmake_configure(SOURCE_PATH "${SOURCE_PATH}")
 vcpkg_cmake_install()
diff --git a/vcpkg-overlay/qtils/vcpkg.json b/vcpkg-overlay/qtils/vcpkg.json
index a6f24b6..e02df75 100644
--- a/vcpkg-overlay/qtils/vcpkg.json
+++ b/vcpkg-overlay/qtils/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "qtils",
-  "version": "0.0.3",
+  "version": "0.1.0",
   "dependencies": [
     { "name": "vcpkg-cmake", "host": true },
     { "name": "vcpkg-cmake-config", "host": true },
diff --git a/vcpkg-overlay/scale/portfile.cmake b/vcpkg-overlay/scale/portfile.cmake
index 4addb69..53e8275 100644
--- a/vcpkg-overlay/scale/portfile.cmake
+++ b/vcpkg-overlay/scale/portfile.cmake
@@ -2,8 +2,8 @@ vcpkg_check_linkage(ONLY_STATIC_LIBRARY)
 vcpkg_from_github(
   OUT_SOURCE_PATH SOURCE_PATH
   REPO qdrvm/scale-codec-cpp
-  REF 6ecc0c67eadacc9ab8acdeb73488bdc4c6e30d1c
-  SHA512 22267674113f04fb9c4624bd2cb69e6f4053edd129bfa5ffb83136e4ce2c04f6fe3dce9c729d5df08c84fd92a8a69938c249fa5068132ebc4a42d205142fb921
+  REF refs/tags/v2.0.1
+  SHA512 cc5158cdfecea7f516e2f110adcc00f3024649507908b366ef34a76398efcb735011d8fcacd2f41016eb769dfa74e93ee3af20049560fafd1576b280fb92acc7
 )
 vcpkg_cmake_configure(
   SOURCE_PATH "${SOURCE_PATH}"
diff --git a/vcpkg-overlay/scale/vcpkg.json b/vcpkg-overlay/scale/vcpkg.json
index 73942f4..f296762 100644
--- a/vcpkg-overlay/scale/vcpkg.json
+++ b/vcpkg-overlay/scale/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "scale",
-  "version": "1.1.3",
+  "version": "2.0.1",
   "dependencies": [
     { "name": "vcpkg-cmake", "host": true },
     { "name": "vcpkg-cmake-config", "host": true },
diff --git a/vcpkg-overlay/soralog/portfile.cmake b/vcpkg-overlay/soralog/portfile.cmake
index 53fd893..4c83acc 100644
--- a/vcpkg-overlay/soralog/portfile.cmake
+++ b/vcpkg-overlay/soralog/portfile.cmake
@@ -1,11 +1,10 @@
 vcpkg_check_linkage(ONLY_STATIC_LIBRARY)
 vcpkg_from_github(
   OUT_SOURCE_PATH SOURCE_PATH
-  REPO xDimon/soralog
-  REF 4dfffd3d949b1c16a04db2e5756555a4031732f7
-  SHA512 4a8f6066433e6bde504454ea256915e8e6975c060eabdaebd031df409d348b8c22ccd716ec11c4466b0f4322b1f2524350dcc77c3615a8511cba9886f88e7260
+  REPO qdrvm/soralog
+  REF refs/tags/v0.2.5
+  SHA512 47375cc61c78ebc4119781bf19ce3b92c4a5a40ed4dc77c0156ac0750df1e4d13455bf6f60d9ea2f0b7bf7dda75423eed320edce453617ab06d6c1c9a8a8843c
 )
 vcpkg_cmake_configure(SOURCE_PATH "${SOURCE_PATH}")
 vcpkg_cmake_install()
-#vcpkg_cmake_config_fixup(PACKAGE_NAME "soralog")
-file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
\ No newline at end of file