'With Windows 8's much ballyhooed launch barely a month behind us, alleged details of Microsofts next next-generation operating system have already begun swirling around the Net. And if those whispered rumors prove accurate, Windows Blue—as the rumored OS has been dubbed—will continue the seismic sea changes started in Windows 8.
Blue would introduce a standardized software base shared between Windows proper and Windows Phone, and also move toward cheaper, yearly software updates'
http://www.pcworld.com/article/2017470/windows-blue-how-it-could-reinvent-windows-or-sink-windows-8.html