<http://schema.org/description>
"In addition to including Microsoft account support in its Windows Phone app, Skype today also started letting new users signing up on Skype.com to register with a Microsoft account ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/microsoft/2014/02/26/integration-complete-new-skype-users-can-now-sign-microsoft-account/>