The majority of first-gen Ultrabooks aren't on sale yet -- not even with Windows 7 -- but Microsoft's already showing off tomorrow's best and brightest with Windows 8. We already knew that Windows 8 would theoretically run on a now-ancient Lenovo S10, but if you're concerned about "futureproofing," it looks as if the thinnest and lightest in the Wintel world will be good enough to run a developer build of Win8. You know -- when the files hit the wild tonight at 8PM PT.
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