The controllers also function the same way the PS Move controllers did on the PS3, as I understand it. The colors identify the controller and are used in conjuction with the camera in that way.

"Sony, nobody cares that much about trophies. It’s time to let this one go, buddy." Yeah, you are totally incorrect on this one. Just because YOU don't care, doesn't mean no one else does. Yes, some people don't care. But there are plenty of Sony gamers who not only care about trophies, but get a lot of enjoyment…