PC World reports that a just-released report from Forrester shows that Windows XP rules the business world, despite Windows 7's success.

Microsoft has justifiably touted the overall success of Windows 7, noting that in its first year, it sold more than 240 million licenses of it. But a just-released report from Forrester shows that Windows XP still rules the business world, where it beats Windows 7 by a margin of 7.5 to one.

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