Street Fighter IV? Great game. Guitar? Cool instrument. The sound of SFIV being played with a guitar?
This guy isn't playing Street Fighter IV a guitar because of the way it sounds, he is doing it because he can. OpenChord.org creates an open source guitar control, but it's meant for use with music games like Rock Band and Guitar Hero. Progress!
Play Street Fighter With Your Guitar - never know tech - never know tech [Never Know Tech via Joystiq]