> > Are there differences in these games (bug fixes, etc)?
> As you mention, most likely specific bug fixes. Some of the source files in MAME
> source code might have the info pertaining to some of the specific sets. Going back
> to 1980s era, operators that register their cab purchase might get occasional company
> bulletin updates if wanting to upgrade the arcade game with a bug fix rom to replace
> a specific rom or an entire replacement pcb for replacing the old pcb. Atari and
> Midway would be notable companies that did this with their coinop bulletins being
> mailed to clients.
> > Solid Red label
> > White/Green label
> > White/Red label
> > And where is this mysterious "label" that they refer to? Was it on the main CPU
> board, etc?
> The reference is actual stickers/labels that are adhered onto the program roms on a
> On Williams games brand pcbs, the stickers would be in color instead of a revision
> number printed on the sticker/label.
Thanks. Always has bugged me in MAME. Appreciate the response.