<http://schema.org/description>
"You might not think about the comments section on a website very often. Heck, more often than not I glance over them as if they don't exist, except for a few notable exceptions. Between ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/media/2011/06/18/should-user-comments-dictate-online-content/>