Found this cool little device, used by most to play RPGs like WoW. But your hand sits comfortably on it and the buttons, its compact, and it has a joystick. Seems like it would be a cool little device to convert to MIDI and play around with.
http://www.newegg.com/Product/Produc...82E16823126050
http://www.youtube.com/watch?v=Eu9w5lAlwsA

http://www.youtube.com/watch?v=Eu9w5lAlwsA