So Microsoft have finally announced the release date for Windows 8.1, (formerly known as Windows Blue), and they confirmed that Windows 8.1 will be launched at 4am PDT (12 noon GMT) on the 17 October and will be available through the Windows Store as a free download.

The bigger surprise is that they are not allowing an early release to the soon to be discontinued TechNet and to MSDN, which in all honesty is a rather baffling move...