<http://schema.org/topics>
"Apple,BlackBerry,iPhone,Local,loopt,Mobile,mobile services,mobile social networking,networking,news,Research In Motion,San Francisco-San Jose,social networking,social software,Tech,verizon,web 2.0"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2008/06/14/loopt-blackberry/>