For windows phone lovers; get set as Microsoft launches the generation OS for smart phone. It promises to be the most advanced OS microsoft has ever made. Launch date is schedule for October 2012. the windows 7.5 will upgrade to 7.8 version, but unfortunately windows 7.5 cannot be upgraded to the 8.0 version. But not the worry some of the features in 8.0 will be included in the 7.8 version microsoft has said. http://windowsteamblog.com/windows_phone/b/windowsphone/archive/2012/06/20/announcing-windows-phone-8.aspx