Kicking off Microsoft’s annual Worldwide Partner Conference in LA, Steve Ballmer touted the company’s achievements touching on Xbox 360, Bing and Windows 8. But on Windows Phone 7, he was forced to admit that the mobile OS has struggled to make an impact.
While Ballmer boasted about 400m sales of Windows 7 licences in the past twelve months compared to an unnamed company’s figure of 20m (hello, Mac OS X), he was rather more sheepish about the first year figures for Windows Phone 7…








