Hear that buzz? It's the muffled roar of thousands of product announcements leading up to the 2011 International Consumer Electronics Show in Las Vegas. Nothing is official, but that hasn't stopped us from putting an ear to the ground in a quest to bring you the hottest CES buzz, rumors, and scuttlebutt long before the convention floor opens. Take what you read here with a grain of salt. This speculative list of educated guesses shouldn't be considered gospel but rather pure, professional guesswork.