If you've been following closely, there are really two sorts of input available to the PlayStation Move. The one that gets the most love and screen time is the camera-based, 3D meatspace tracking that the PlayStation Eye performs in conjunction with the fancy colored ball at the end of the PlayStation Move wand, but most of the actual gameplay we've seen is in truth much more similar to the Wii's MotionPlus than Sony might want to let on. The MotionPlus and PS Move have very similar configurations of gyroscopes and accelerometers, and actually use the same software from AiLive (co-creators of MotionPlus) for developing th