<http://schema.org/url>
<http://thenextweb.com/apps/2013/08/07/whatsapps-ceo-is-wrong-rival-messaging-apps-dont-force-ads-on-users/>
<http://thenextweb.com/apps/2013/08/07/whatsapps-ceo-is-wrong-rival-messaging-apps-dont-force-ads-on-users/>