<http://schema.org/description>
"Twitter has stirred up quite a bit of controversy over the past week following the\u00A0announcement that it didn't recommend developers built apps that compete with the company's official ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/twitter/2011/03/17/twitters-biz-stone-calls-developer-discontent-growing-pains/>