<http://schema.org/description>
"The route to becoming the 'global town square' is not easy, and Twitter is up against some serious challenges in East Asia, where it has so far struggled to break through with advertisers ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/twitter/2013/11/04/twitter-is-facing-challenges-making-money-in-japan-and-korea/>