K-teto has updated Gnuboy2x to the final”v0.5b”- a preview was available 2 days ago. Gnuboy2x is based upon Gnuboy, a Gameboy and Gameboy Colour emulator. Most games already run in almost perfect condition using 166mhz (without frameskip).http://www.gp32spain.com/foros/showthread.php?t=26808