Emulating the collaborative online experience of MySpace, YouTube and iTunes is a worthy endeavour. But I'm not sure how well positioned a company founded on messaging and middleware, is to take this concept forward.
http://www.computerweekly.com/blogs/it-fud-blog/2007/05/bea-20.html
...Integration, Information and Data Management, Stone Bond Technologies ® Announced Low-Cost, Scalable, and Reliable MessagingMiddleware Solution feeds real-time information into integration environments at a significantly lower cost than competitors...
http://www.prweb.com/releases/stone/messaging/prweb842024.htm