If you’ve been around Rex, you know he’s passionate about wikis. Actually, he’s obsessed. Perhaps that comes from spending a couple of years developingSmallBusiness.com, one of the largest business-oriented wikis and the largest user-generated, wiki-model small business resource on the web.

Rex has decided to go public with his obsession. When he spoke at Barcamp Nashville recently about wikis, the crowd got energized when Rex started evangelizing. While we’re sure it can’t capture the full experience of the presentation (Rex doesn’t really do the bullet point thing), here is an annotated version of his presentation.