It's only via the official channels, subject to the translucent filtering of Steven Sinofsky, senior vice president, Windows and Windows Live Engineering Group, that Microsoft is pointing to a period of time by the end of January 2010 as being the general availability of Windows 7. In contrast, unofficial indications, as well as the crumbs that slip through the Win7 GA feats, deliver a launch date ahead of the end of 2009. In fact, Microsoft itself is offering confirmation that Windows...