Nullsoft developers have been working hard over the past few days to release a second beta version of Winamp 2.9. There are a few known issues listed over at the Winamp forums. 2.90 Beta 2 is available for download in 3 flavours, full, standard and lite.
Download: Winamp 2.90 Beta Download Directory
View: Known Issues in Beta 2 @ Winamp Forums
News source: ieXbeta
This is BETA software!, please use caution when installing it on your system