The only real drawback is . You cannot just download this from Steam. You must:
Unlike the "plug-and-play" Steam version, the decompilation (especially for Plus/DLC content) often requires you to compile the executable yourself using tools like Visual Studio and CMake. sonic mania plus decomp better
If you just want to play the game on PC, the official Sonic Mania Plus on Steam is excellent. However, if you want to play on a or want deep modding control , the GitHub Decompilation Project is the superior choice. The only real drawback is
To the average player, the difference was invisible. But to the enthusiast, the Decomp version became the "Forever Version." sonic mania plus decomp better