Well, for a change we can blame Google for pioneering always-online apps with their docs and spreadsheet apps, and of course the vaporware of Google OS, which Chrome has recently been accused of being the forbear. On Wednesday at a keynote in London, Microsoft's Steve Ballmer announced that Microsoft will be previewing TWO new versions of Windows at their Professional Developers Conference in LA at the end of the month. Windows 7 we'd heard about already, but the currently named Windows Cloud was new - a Windows online OS that Google OS will probably really want to be should it ever be released.