Microsoft plunges deeper into retail with flagship New York store

Six years after stepping into the retail market with smaller mall outlets, Microsoft is literally taking the wraps off its flagship store on Manhattan's Fifth Avenue on Monday, the same day as the general release of its Surface Pro 4 and Surface Book devices.The new flagship, along with a Sydney  store due to open in time for the holiday season, signals a global expansion and renewed commitment to reaching out to customers through retail as key Windows 10 devices ship into a flagging PC mar