Tunecore's signature widget has gotten a major upgrade with many new features:

• Streams up to 100 tracks in full.
• Has an optional Donate To The Band link.
• Links to the iTunes Store from each track.
• Join button collects fan emails and other information.
• New menu offers a band bio and tour dates.
• Streams video clips tied to YouTube and contains photo gallery via Flickr.
• Can be shared on any website, including Facebook, MySpace, Blogger, etc.
• Publishes Twitter feeds automatically.
• Pops out from page on which it's embedded.
• All data input by fans is sent back to the band.

The original comments to this post we're deleted in error on Tuesday morning.  You can read them here and follow the controversy surrounding the widget's privacy policy and Tuncecore CEO Jeff Price's response here.