"* SYNC is an online community that seeks to build the audience for audiobooks among readers 13 and up.
* Each week, SYNC will give away 2 FREE downloads--a popular Young Adult title paired with a Classic title that appears on Summer Reading lists--starting July 1 through September 1, 2010."
A Google Docs demo account lets people collaborate in real time, but the content disappears after 24 hours. Good for short term collaboration, but not fully featured. via Lifehacker