<http://schema.org/description>
"Speeding up page load times is a good way to decrease bounce rates and  increase customer satisfaction. And if you&amp;#x27;re using JavaScript in your  server-side architecture, speed will become increasingly important. So  you might be tempted to write your own..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://dailyjs.com/2010/01/04/javascript-benchmarks/>