<http://schema.org/description>
"Scheduling and sharing your tweets via your RSS reader just got a whole lot easier, provided you\u2019re using Buffer and Vienna. The team at the popular RSS reader Vienna has recently ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/socialmedia/2011/12/19/buffer-tweet-scheduler-now-included-in-vienna-rss-reader/>