minor stuff

Source/Game/Player/PlayerInputLocal.cs

@@ -123,7 +123,7 @@ namespace Game
             Span<byte> bytes = stackalloc byte[Unsafe.SizeOf<PlayerInputState>()];
             foreach (ref PlayerInputState state in CollectionsMarshal.AsSpan(buffer))
             {
-                MemoryMarshal.Write(bytes, ref state);
+                MemoryMarshal.Write(bytes, state);
                 demoStream.Write(bytes);
             }