<http://schema.org/topics>
"Acura,denon,Eton,features,Gadgets,garmin,Google,iPad,kindle,Mashable,Nexus 7,pioneer,samsung,Tech,The Hot List,TouchFire,Uncategorized"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/08/02/hot-gadgets/>