<https://www.codemash.org/schedule/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.codemash.org/schedule/?tag=Design%20UI%2FUX%2FCSS&track=Hardware&room=Mangrove&level=Introductory%20and%20overview>