Nullsoft has just released Winamp version 5.51.
From winamp.com. What's New in Winamp 5.51? A Completely Redesigned Interface, including Album Art, Multiple device support, including iPods, Access and Share Your Music and Videos with Winamp Remote, Play and Playlist the Best Music on the Web with Media Monitor, Get Artist & Concert News, Videos & more with Smart Search, Enjoy Dynamic Song Recommendations, Experience MP3 Surround Sound Support, Access to Thousands of Online Radio Stations, Videos and More!
50 FREE MP3 Music Downloads compliments of eMusic's 2-week Trial (They call this a new feature?), Auto-Tagger provides automatic updates to file information, Control Winamp From Your Browser with the Winamp Toolbar.
Here is a link to all the new features, fixes and updates (over 100!) Link
A quick browse through the Winamp tech support forums doesn't show too many problems with the update.
Download the latest version here