<https://porteranderson.com/#/schema/person/image/>
<http://schema.org/contentUrl>
<https://secure.gravatar.com/avatar/960d3bcd49e9e06adcd39b14cc22eb47?s=96&d=identicon&r=g>
<https://porteranderson.com/2012/01/14/writing-on-the-ether/>