After seeing it on a YouTube video, I've ordered an SF2000. Physically it looks like an SNES controller with a built-in screen. It includes emulators and full rom sets (!) for NES, SNES, GB, GBC, GBA, and Genesis. Unfortunately the SoC doesn't seem to have the power for SNES and GBA, but at less than C$30 (shipped) I'm not going to complain too much. And who knows, maybe the hacking scene will figure out how to improve performance.
But it got me to thinking about the "perfect por