Thorsten Heins, president and CEO of Research in Motion Ltd., shows off a BlackBerry prototype with a new operating system on Tuesday, May 1, 2012, at the BlackBerry World conference in Orlando, Fla. (Associated Press)

Thorsten Heins, president and CEO of Research in Motion Ltd., shows off a BlackBerry prototype with a new operating system on Tuesday, May 1, 2012, at the BlackBerry World conference in Orlando, Fla. (Associated Press)