<http://schema.org/description>
"Robot Messenger Displays Person-to-Person Notes In Public\r\nSource: Modern Mechanix (August 1935)\r\nTO AID persons who wish to make or cancel appointments or inform friends of their whereabouts, ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/2009/05/12/contrary-popular-belief-twitter-invented-1935/>