Our friend Paul has knocked up what looks to be one of his usual very big and very comprehensive Reviews of the the final code of Windows XP.
View WinSuperSite Review: Windows XP Home Edition and Professional Review (4th Sept 2001)
and...
A very good review of the new Power Toys that have been enhanced for Windows XP
View WinSuperSite Review: Windows XP PowerToys review (4th Sept 2001)
News Source: WinSuperSite