Bill Gates, Microsoft's newly appointed 'technical advisor,' has reignited the perennial debate about whether Microsoft should sell off its Xbox and Bing businesses. For years, analysts and investors have leaned on Microsoft to sell off the loss-making Xbox division. With new CEO Satya Nadella saying that the company should focus on its core markets, rumors that Stephen Elop wanted to sell off the Xbox and Bing businesses, and now Gates' comments that he would 'absolutely' support the CEO if he chose to sell off Xbox, is a sell-off imminent?