<http://schema.org/description>
"On February 16th we reported an MSN Search Update, since then, a thread at WebmasterWorld has grown to 139 posts deep at the time I write this.  On or around February 16th, a major change occurred at "^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.seroundtable.com/archives/003348.html>