<http://schema.org/description>
"Twitter is introducing an enhanced version of the #NewTwitter client that we saw rolled out a few months ago. Twitter says that it will be rolling out to all users &amp;quot;in the next ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/twitter/2011/12/08/a-new-version-of-twitter-is-coming-and-you-can-get-it-now/>