Major changes are afoot over at Sony. After rebranding its mobile division, the firm has also now moved aside the former Ericsson exec who initially came with it. Kunimasa Suzuki will replace Bert Nordberg as CEO of Sony Mobile on May 16th, after leaving his current role as Executive Vice President at Sony proper. Nordberg will still have a hand in the division, taking on the role as Chairman of Sony Mobile Communications' board. Sony's Xperia S might be fresh-faced, but it's soon to come up against