I'm have a question about the NES roms "floating" around.
Most of them have only 1 release but a few others are marked Rev A.
What are the differences between a "normal" release and a Rev A release?
Which one should I take?
For instance:
Castlevania (USA) vs Castlevania (USA) (Rev A)
Super Mario Bros. 2 (USA) vs Super Mario Bros. 2 (USA) (Rev A)
Super Mario Bros. 3 (USA) vs Super Mario Bros. 3 (USA) (Rev A)
Most of them have only 1 release but a few others are marked Rev A.
What are the differences between a "normal" release and a Rev A release?
Which one should I take?
For instance:
Castlevania (USA) vs Castlevania (USA) (Rev A)
Super Mario Bros. 2 (USA) vs Super Mario Bros. 2 (USA) (Rev A)
Super Mario Bros. 3 (USA) vs Super Mario Bros. 3 (USA) (Rev A)