The offending article has been removed now, but quick-witted hacks at TechConnect managed to grab a screenie of the premature announcement before Microsoft's web monkeys managed to eradicate it.
Chances are it's all fuss and bluster, or it could be the Vole's way of keeping Windows 7 in the global consciousness, but the errant Webpage does seem to suggest that a May release is in the offing.

Tech Connect