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"It was inevitable we suppose, but somebody's finally spilled on the shenanigans behind that \"Windows 7 Ultimate\" leak from a couple weeks back. According to JayDog over at TG Daily, who apparently received a version of the infant OS, the Windows 7 \"Milestone 1\" build is all Vista on top, but with the beginnings of a theoretically lean and mean Windows 7 kernel underneath, manifested in some slight speed improvements. It's not much, but it's a start, now let's just hope the optimists are right about that 2009 release date."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.engadget.com/2008/02/06/mystery-of-the-vista-alike-windows-7-build-finally-solved/>