<http://schema.org/thumbnailUrl>
<https://sec.ch9.ms/ch9/4b80/73ea46bd-317a-4f06-8e93-d9fa18e54b80/Douglas-Crockford-Alex-Russell-and-Joseph-Smarr-O_960.jpg>
<https://channel9.msdn.com/Blogs/Charles/Douglas-Crockford-Alex-Russell-and-Joseph-Smarr-On-the-Past-Present-and-Future-of-JavaScript?format=html5>