For people trying to play arcade games on newer, weaker devices like the PlayStation Portable (PSP)

is literally MAME 0.130 refactored for libretro – very common.

The tragedy of MAME sets is that they change. If a developer discovers a chip on an old arcade board was dumped incorrectly, they fix it in the next version. This means a "modern" ROM file won't work on an "old" emulator.

: MAME 0.130 requires specific "Parent" and "BIOS" files to function. For example, a "Clone" (a regional or bootleg variant of a game) often relies on the code found in the "Parent" ROM to boot. Merging Options Non-Merged

Do you still use a legacy MAME version? Share your setup in the comments below (or on your favorite retro forum).