<http://schema.org/description>
"Spotify is keen to build out the social features of its on-demand music streaming service, connecting fans with the artists they love and increasing the amount of time that users spend ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/media/2013/10/01/spotify-launches-follow-button-to-help-artists-and-musicians-connect-with-their-fans-on-the-web/>