<http://schema.org/description>
"Google today revealed a tweak it has made in the latest Chrome beta to further boost performance: concurrent compilation, which offloads a large part of the optimizing compilation phase ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/google/2014/02/13/google-speeds-chrome-compiling-javascript-background/?_escaped_fragment_=vNtKg>