This one looks as though it may have real potential...

Panjo partners with vBulletin, picking up the enthusiast commerce torch that eBay dropped years ago

Want to gain an intimate understanding of the term enthusiast? Strike up a conversation with any avid car collector or sports fan on an internet message board about their favorite vehicle or favorite team. You're likely to be confronted with a level of passion and knowledge that seems entirely foreign to an outsider, but which makes them just one member of their massive respective communities.

Continues at link.... ^