I am still loving D-Pad Hero and I am looking forward to D-Pad Band to come out, but now I am intrigued by this video of what Guitar Hero would have looked like on the Atari 2600. I know this is a video, but I would say it looks pretty accurate, if not a little advanced:
So you love Guitar Hero and you love your Atari 2600, but you just don’t have room in your rumpus room for booth? SlipperyBrick has posted the best Guitar Hero Atari 2600 Mod you will see today. The 2600 is fully self contained within the guitar and runs on AA batteries and awesomeness.
Atari 2600 Guitar Hero Mod via SlipperyBrick