Paul Thurrott´s SuperSite for Windows has put up a review on Windows XP Release Candidate 1

Windows XP has finally entered that final, almost boring, stage of development, where the product doesn´t change that much from build to build, but bugs are squashed, the user interface is refined, and small visual changes are added in a bid to improve its fit and finish. Since the release of Windows XP Beta 2 in late March, very little has changed: The product is still a world-class upgrade to both Windows 9x/Me and Windows NT/2000, and most of the improvements are subtle rather than monumental.

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