Research In Motion (NASDAQ:RIMM) is under pressure. The pressure mounted Thursday as RIM posted an incredibly weak fiscal first quarter, and said it will delay Blackberry 10's launch until the first quarter of 2013 and cut 5,000 employees. There has also been speculation that Amazon, Facebook or Microsoft (NASDAQ:MSFT) might be interested in all or part of the company. Which company would be the most likely C? Take our poll.