Humans can already understand the things you post on your site. By adding a few short class names to your HTML, other people’s software can understand it and use it for things like reply contexts, cross-site comments, event RSVPs, and more.
This representative h-card was found on your site:
Björn Stierand
URL
Note
Triathlete, avid traveller, minimalist and IndieWeb aficionado located in Nuremberg, Germany
Family (often last) name
Nickname
Email address
City/town/village
State/province/county
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Birth Date