That "8-bitty" wireless controller announced by ThinkGeek a while ago is now available in the company's online store. For $29.99, you can grab hold of an NES-style retro controller, with not two but four buttons designed to work with iOS games across the iCade protocol. This is not an Ion Audio product like the rest of the iCade line so far -- this is specifically a ThinkGeek product only. But it does work with the iCade standard, which plenty of developers have taken advantage of (and which is pretty easy to implement, if you happen to be a game developer who wants to let your custo
