<http://schema.org/description>
"TweetMeme, everyone's favorite retweet button provider is on quite the tear. The company expects to have its buttons on 200,000 websites shortly, and serves over 500 million button ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apps/2010/06/16/tweetmemes-retweet-goes-international-on-yo-ass/>