<http://schema.org/description>
"Social networks are incredible sources of information about local events and happenings. If you want to know what's happening in town tonight, you can fire up Facebook, Twitter, Foursquare ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apps/2011/06/23/banjo-super-slick-social-network-sonar-on-your-phone/>