> Because most games have asymmetrical visible regions, so emulating the flip isn't
> simply a matter of reversing the image. And things get weirder than that in Konami
> hardware. On those games, making the flip work is on a scale of "as hard as emulating
> the game in the first place". So all that combined with it being a feature probably 7
> people actually use means it doesn't happen much.
That's interesting, thanks...