> Thanks but MAME won't accept the rom after the modification to fix the blue maze bug. > I didn't think MAME would care about 1 byte changing but oh well, thanks anyway
One byte being wrong can be the difference between a fully playable game and a black screen. MAME verifies ROMs as much as is humanly possible, because guaranteeing you have the same ROMs the original MAMEdev did is the only way MAME can guarantee you will get the same outcome.