What does Microsoft's $7.6bn, 7,800-person layoff mean for Windows Phone?

Microsoft chief executive Satya Nadella is writing off the company’s Nokia devices purchase and pulling back from being a smartphone manufacturerMicrosoft’s mobile business just keeps calling wrong numbers. On Wednesday chief executive Satya Nadella announced he had “restructured” the company’s smartphone business laying off 7,800 staff and writing off $7.6bn. Ex-Microsoft boss Steve Ballmer’s dreams of making it big in mobile with his 2014 purchase of Nokia Devices have essentially