From an ethical standpoint, the preservation of gaming culture through ROM packs must be balanced against the rights of creators and the economic viability of the game industry. There is a growing movement towards official re-releases of classic games, which can provide a legal and financially sustainable model for game preservation.
Unlike standard console games that use a single file, a Neo Geo game is composed of multiple ROM chips. When you download a Neo Geo ROM pack, each game is typically stored as a single .zip or .7z file containing several internal files that correspond to these specific chips. Five great Neo Geo fighting games - Retro Faith neogeo rom pack