<http://schema.org/description>
"Its been about 24 hours and the Google Toolbar is still grayed out for all sites.  I have not seen it myself, since I don't have a toolbar installed, but forums are buzzing about it.  Is this the end "^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/002005.html>