<http://schema.org/thumbnailUrl>
<https://tctechcrunch2011.files.wordpress.com/2012/09/screen-shot-2012-09-23-at-5-05-26-pm.png?w=150>
<https://techcrunch.com/2012/09/23/biz-stone-and-ev-williams-on-why-founders-should-err-on-the-side-of-saying-too-much/>