diff --git a/src/game/game.cpp b/src/game/game.cpp
index 282c3d81..c44ee8bd 100644
--- a/src/game/game.cpp
+++ b/src/game/game.cpp
@@ -35,7 +35,8 @@ Game::Game(
                                      tetrion_index](InputEvent event, SimulationStep simulation_step_index) {
             spdlog::debug("event: {} (step {})", magic_enum::enum_name(event), simulation_step_index);
 
-            recording_writer->add_event(tetrion_index, simulation_step_index, event);
+            //TODO(Totto): Remove all occurrences of std::ignore, where we shouldn't ignore this return value
+            std::ignore = recording_writer->add_record(tetrion_index, simulation_step_index, event);
         });
     }
 }
diff --git a/src/game/tetrion.cpp b/src/game/tetrion.cpp
index 1e8b68e8..8e2629b8 100644
--- a/src/game/tetrion.cpp
+++ b/src/game/tetrion.cpp
@@ -252,7 +252,7 @@ void Tetrion::spawn_next_tetromino(const helper::TetrominoType type, const Simul
         spdlog::info("game over");
         if (m_recording_writer.has_value()) {
             spdlog::info("writing snapshot");
-            m_recording_writer.value()->add_snapshot(m_tetrion_index, simulation_step_index, core_information());
+            std::ignore = m_recording_writer.value()->add_snapshot(simulation_step_index, core_information());
         }
         m_active_tetromino = {};
         m_ghost_tetromino = {};
@@ -456,7 +456,7 @@ void Tetrion::lock_active_tetromino(const SimulationStep simulation_step_index)
 #if !defined(NDEBUG)
     if (m_recording_writer) {
         spdlog::debug("adding snapshot at step {}", simulation_step_index);
-        (*m_recording_writer)->add_snapshot(m_tetrion_index, simulation_step_index, core_information());
+        std::ignore = (*m_recording_writer)->add_snapshot(simulation_step_index, core_information());
     }
 #endif
 }
diff --git a/src/libs/recordings/utility/recording_writer.cpp b/src/libs/recordings/utility/recording_writer.cpp
index 9da53ff9..ad2f8231 100644
--- a/src/libs/recordings/utility/recording_writer.cpp
+++ b/src/libs/recordings/utility/recording_writer.cpp
@@ -19,10 +19,22 @@ recorder::RecordingWriter::RecordingWriter(RecordingWriter&& old) noexcept
 helper::expected<recorder::RecordingWriter, std::string> recorder::RecordingWriter::get_writer(
         const std::filesystem::path& path,
         std::vector<TetrionHeader>&& tetrion_headers,
-        AdditionalInformation&& information
+        AdditionalInformation&& information,
+        bool overwrite
 ) {
+    auto mode = std::ios::out | std::ios::binary;
+    if (overwrite) {
+        if (std::filesystem::exists(path)) {
+            return helper::unexpected<std::string>{
+                fmt::format("file already exists, not overwriting it: \"{}\"", path.string())
+            };
+        }
+    } else {
+        mode |= std::ios::trunc;
+    }
+
 
-    auto output_file = std::ofstream{ path, std::ios::out | std::ios::binary };
+    auto output_file = std::ofstream{ path, mode };
 
     if (not output_file) {
         return helper::unexpected<std::string>{ fmt::format("failed to open output file \"{}\"", path.string()) };
@@ -74,7 +86,7 @@ helper::expected<recorder::RecordingWriter, std::string> recorder::RecordingWrit
     return RecordingWriter{ std::move(output_file), std::move(tetrion_headers), std::move(information) };
 }
 
-helper::expected<void, std::string> recorder::RecordingWriter::add_event(
+helper::expected<void, std::string> recorder::RecordingWriter::add_record(
         const u8 tetrion_index, // NOLINT(bugprone-easily-swappable-parameters)
         const u64 simulation_step_index,
         const InputEvent event
@@ -108,7 +120,6 @@ helper::expected<void, std::string> recorder::RecordingWriter::add_event(
 }
 
 helper::expected<void, std::string> recorder::RecordingWriter::add_snapshot(
-        const u8 tetrion_index,
         const u64 simulation_step_index,
         std::unique_ptr<TetrionCoreInformation> information
 ) {
@@ -121,9 +132,8 @@ helper::expected<void, std::string> recorder::RecordingWriter::add_snapshot(
         return helper::unexpected<std::string>{ result.error() };
     }
 
-    const auto snapshot = TetrionSnapshot{ tetrion_index,         information->level,
-                                           information->score,    information->lines_cleared,
-                                           simulation_step_index, information->mino_stack };
+    const auto snapshot = TetrionSnapshot{ information->tetrion_index, information->level,    information->score,
+                                           information->lines_cleared, simulation_step_index, information->mino_stack };
 
     const auto bytes = snapshot.to_bytes();
     result = helper::writer::write_vector_to_file(m_output_file, bytes);
diff --git a/src/libs/recordings/utility/recording_writer.hpp b/src/libs/recordings/utility/recording_writer.hpp
index 13d42441..e23e190b 100644
--- a/src/libs/recordings/utility/recording_writer.hpp
+++ b/src/libs/recordings/utility/recording_writer.hpp
@@ -26,16 +26,17 @@ namespace recorder {
         static helper::expected<RecordingWriter, std::string> get_writer(
                 const std::filesystem::path& path,
                 std::vector<TetrionHeader>&& tetrion_headers,
-                AdditionalInformation&& information
+                AdditionalInformation&& information,
+                bool overwrite = false
         );
 
-        helper::expected<void, std::string> add_event(
+        [[nodiscard]] helper::expected<void, std::string> add_record(
                 u8 tetrion_index, // NOLINT(bugprone-easily-swappable-parameters)
                 u64 simulation_step_index,
                 InputEvent event
         );
-        helper::expected<void, std::string>
-        add_snapshot(u8 tetrion_index, u64 simulation_step_index, std::unique_ptr<TetrionCoreInformation> information);
+        [[nodiscard]] helper::expected<void, std::string>
+        add_snapshot(u64 simulation_step_index, std::unique_ptr<TetrionCoreInformation> information);
 
     private:
         static helper::expected<void, std::string>
diff --git a/src/lobby/api.hpp b/src/lobby/api.hpp
index 75e35a0f..39b1565b 100644
--- a/src/lobby/api.hpp
+++ b/src/lobby/api.hpp
@@ -46,9 +46,9 @@ namespace lobby {
         // lobby commit used: https://github.com/OpenBrickProtocolFoundation/lobby/commit/2e0c8d05592f4e4d08437e6cb754a30f02c4e97c
         static constexpr StaticString supported_version{ "0.1.0" };
 
-        helper::expected<void, std::string> check_compatibility();
+        [[nodiscard]] helper::expected<void, std::string> check_compatibility();
 
-        helper::expected<void, std::string> check_reachability();
+        [[nodiscard]] helper::expected<void, std::string> check_reachability();
 
         explicit Client(const std::string& api_url);
 
@@ -66,30 +66,32 @@ namespace lobby {
 
         ~Client();
 
-        helper::expected<Client, std::string> static get_client(const std::string& url);
+        [[nodiscard]] helper::expected<Client, std::string> static get_client(const std::string& url);
 
 
-        bool is_authenticated();
+        [[nodiscard]] bool is_authenticated();
 
-        bool authenticate(const Credentials& credentials);
+        [[nodiscard]] bool authenticate(const Credentials& credentials);
 
-        helper::expected<std::vector<LobbyInfo>, std::string> get_lobbies();
+        [[nodiscard]] helper::expected<std::vector<LobbyInfo>, std::string> get_lobbies();
 
-        helper::expected<void, std::string> join_lobby(int lobby_id);
+        [[nodiscard]] helper::expected<void, std::string> join_lobby(int lobby_id);
 
-        helper::expected<LobbyDetail, std::string> get_lobby_detail(int lobby_id);
+        [[nodiscard]] helper::expected<LobbyDetail, std::string> get_lobby_detail(int lobby_id);
 
-        helper::expected<void, std::string> delete_lobby(int lobby_id);
+        [[nodiscard]] helper::expected<void, std::string> delete_lobby(int lobby_id);
 
-        helper::expected<void, std::string> leave_lobby(int lobby_id);
+        [[nodiscard]] helper::expected<void, std::string> leave_lobby(int lobby_id);
 
-        helper::expected<void, std::string> start_lobby(int lobby_id);
+        [[nodiscard]] helper::expected<void, std::string> start_lobby(int lobby_id);
 
-        helper::expected<LobbyCreateResponse, std::string> create_lobby(const CreateLobbyRequest& arguments);
+        [[nodiscard]] helper::expected<LobbyCreateResponse, std::string> create_lobby(
+                const CreateLobbyRequest& arguments
+        );
 
-        helper::expected<std::vector<PlayerInfo>, std::string> get_users();
+        [[nodiscard]] helper::expected<std::vector<PlayerInfo>, std::string> get_users();
 
-        helper::expected<void, std::string> register_user(const RegisterRequest& register_request);
+        [[nodiscard]] helper::expected<void, std::string> register_user(const RegisterRequest& register_request);
     };
 
 
diff --git a/wrapper/c b/wrapper/c
index 84991e89..8434173d 160000
--- a/wrapper/c
+++ b/wrapper/c
@@ -1 +1 @@
-Subproject commit 84991e89e8611155d30eafb93b92f181aa35c02a
+Subproject commit 8434173d7a4a551c20c90372d54bcd0744b75529