<http://schema.org/description>
"Ad.ly, the in-stream advertising network, has just issued a response to twitter's third party in-stream advertising ban by saying it &amp;quot;supports twitter's decision to disallow any ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/socialmedia/2010/05/26/ad-ly-responds-to-twitters-in-stream-advertising-ban-says-its-not-going-anywhere/>