Guitar Hero has arrived for the iPhone and gamers, obeying the decrees of Activision, are forking their money over in droves. So, to unleash some cliches of my own, I'm marching to the beat of a different drummer with some alternative music. It might not be as entertaining as the admittedly reasonably-priced Port-O-GH (which will get scrutinized in a future rant despite its critic proofness), b... more.