<http://schema.org/description>
"Twitter lists have been all the rage over the last two days, the first significant enhancement in Twitter's core features in ages. Fortunately, it seems that they have been accepted ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apps/2009/10/30/taklingpuffin-twitter-client-integrate-lists/>