As with any Microsoft client operating system release, piracy got the upper hand: the 32-bit version of Windows 7 beta (build 7000) arrived almost two weeks ago, and the 64-bit version arrived a couple of hours before the keynote. There is a flip side, however. Users discovered a serious MP3 corruption problem in the leaked build, and Microsoft promised it was working on a patch. That patch (KB96137) is available with the beta downloads on Microsoft Connect, MSDN, and TechNet.
Full Story: http://arstechnica.com/journals/microsoft.ars/2009/01/07/windows-7-beta-arrives-on-connect-msdn-and-technet
