diff --git a/src/internal/mana_lib.hpp b/src/internal/mana_lib.hpp
index db4074d..c080e59 100644
--- a/src/internal/mana_lib.hpp
+++ b/src/internal/mana_lib.hpp
@@ -128,107 +128,6 @@ inline nlohmann::json make_array_descriptor(const std::string &name, const std::
     return make_array_descriptor(name, mana_float, size, bits);
 }
 
-#if 0
-class ManaSinkProxy: public IManaSink
-{
-  public:
-    explicit ManaSinkProxy(IManaSink *sink)
-        : sink_(sink)
-    {
-    }
-
-    void init(int plugin_argc, const char **plugin_argv) override
-    {
-        pre_init(plugin_argc, plugin_argv);
-        sink_->init(plugin_argc, plugin_argv);
-        post_init(plugin_argc, plugin_argv);
-    }
-
-    void shutdown() override
-    {
-        pre_shutdown();
-        sink_->shutdown();
-        post_shutdown();
-    }
-
-    void begin_run(const char *descriptor_json) override
-    {
-        pre_begin_run(descriptor_json);
-        sink_->begin_run(descriptor_json);
-        post_begin_run(descriptor_json);
-    }
-
-    void end_run(const char *descriptor_json) override
-    {
-        pre_shutdown();
-        sink_->end_run(descriptor_json);
-        post_shutdown();
-    }
-
-    void process_event(uint16_t eventIndex, mana_offset_array_t *arrays, size_t arrayCount,
-                       size_t totalBytes) override
-    {
-        pre_process_event(eventIndex, arrays, arrayCount, totalBytes);
-        sink_->process_event(eventIndex, arrays, arrayCount, totalBytes);
-        post_process_event(eventIndex, arrays, arrayCount, totalBytes);
-    }
-
-    void process_system_event(const uint32_t *data, size_t size) override
-    {
-        pre_process_system_event(data, size);
-        sink_->process_system_event(data, size);
-        post_process_system_event(data, size);
-    }
-
-    IManaSink *sink() { return sink_; }
-
-  protected:
-    virtual void pre_init(int plugin_argc, const char **plugin_argv)
-    {
-        (void)plugin_argc;
-        (void)plugin_argv;
-    }
-    virtual void post_init(int plugin_argc, const char **plugin_argv)
-    {
-        (void)plugin_argc;
-        (void)plugin_argv;
-    }
-    virtual void pre_shutdown() {}
-    virtual void post_shutdown() {}
-    virtual void pre_begin_run(const char *descriptor_json) { (void)descriptor_json; }
-    virtual void post_begin_run(const char *descriptor_json) { (void)descriptor_json; }
-    virtual void pre_process_event(uint16_t eventIndex, mana_offset_array_t *arrays,
-                                   size_t arrayCount, size_t totalBytes)
-    {
-        (void)eventIndex;
-        (void)arrays;
-        (void)arrayCount;
-        (void)totalBytes;
-    }
-    virtual void post_process_event(uint16_t eventIndex, mana_offset_array_t *arrays,
-                                    size_t arrayCount, size_t totalBytes)
-    {
-        (void)eventIndex;
-        (void)arrays;
-        (void)arrayCount;
-        (void)totalBytes;
-    }
-    virtual void pre_process_system_event(const uint32_t *data, size_t size)
-    {
-        (void)data;
-        (void)size;
-    }
-    virtual void post_process_system_event(const uint32_t *data, size_t size)
-    {
-        (void)data;
-        (void)size;
-    }
-
-  private:
-    IManaSink *sink_;
-};
-#endif
-
 class ManaSinkPerfProxy: public IManaSink
 {
   public: