I was just browsing the Windows Media Player download page and noticed that a Windows Media Player 9 Series Release Candidate is now available. This release candidate is at build 9.00.00.2926, which is newer than the one WinBeta recently leaked (build 2903). The text below was taken directly from the Windows Media Player 9 Series Home Page: Get more play, your way with Windows Media® Player 9 Series Release Candidate. Get fast and flexible playback with the best audio and video quality for Windows and the Web. Includes special new features optimized for Windows XP. Windows Media Player 9 Series is in the final stages of our beta program. If you have installed an earlier version of the beta, we recommend you download the release candidate. Click on Read More... for download links.
Download Windows Media Player 9 Series Release Candidate for Windows XP Download Windows Media Player 9 Series Release Candidate for Windows 98 SE, ME, and 2000 View the Windows Media Player 9 Series Release Candidate Release Notes