Fastest Selling OS in History ---- Wait for it....... Windows 7

Supposedly Microsoft Windows 7 is the fastest selling OS in history. Thats kick ass.... I'd say thats a great come back for Microsoft after the Vista fiasco. But seriously 60 million copies so far, thats a lot, considering not to many companies have adopted it yet, for instance the company I work for still is dragging with XP Prof.

Check this article for the more details.