: No separate BIOS files (like neogeo.zip ) are needed in your ROM folder, as they are already bundled inside each individual game's archive. Rebuilding Your Own Set
is required for new drivers, bug fixes, and improved game support backported from later MAME versions. Full Non-Merged Format: This is the recommended structure. Each game's mame 2003plus reference link full nonmerged romsets
If you want, I can:
: High-quality audio files for older games (like Donkey Kong or Galaga ) where the original sound hardware is difficult to emulate perfectly. Finding the Reference Link : No separate BIOS files (like neogeo