If you are determined to find the set:
Warning: The set is ~78 GB compressed (ZIP) and ~210 GB uncompressed. Many public files are password-locked with the hash fbneo1000!. Without that password, you’ll download garbage. fbneo romset version 1000 exclusive
For preservationists: Yes, to run unre-dumped exclusives.
For daily play: No—current FBNeo supports more games and better accuracy.
For the curious: Absolutely—v1000 is a time capsule of a pivotal moment in emulation history. If you are determined to find the set:
Many classic arcade games (like Donkey Kong or Pole Position) used analog sound circuits that cannot be emulated via ROM dumps. MAME requires external .wav files (samples). The FBNeo version 1000 exclusive set has baked those samples directly into the ROM structure. If you have the exclusive set, you never need to download a separate "samples" folder again. Warning: The set is ~78 GB compressed (ZIP)
Unlike public FBNeo, v1000 includes direct conversions from the CPS Changer (Capcom’s failed home console) and Neo Geo CD games repackaged as arcade ROMs. Examples: Rockman: The Power Battle (Japanese CPS Changer version) and Samurai Shodown RPG (English patched).