<http://schema.org/description>
"Yeah I might have written the book on Foursquare  (seriously), but I still don't have a swarm or super swarm badge to my name. That might change soon if Montreal-based Foursquare Mobs ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/ca/2010/10/23/want-the-super-swarm-badge-maybe-foursquare-mobs-can-help-you/>