author: add paragraph about technologies
experiments: add Finger and Webfinger, adjust FOAF
about: some comments on privacy
experiments: add IRC, comment XMPP
index: test this IndieAuth stuff

https://indieauth.com/setup
index: <a href> needed for IndieAuth
index: moar IndieAuth
index: okay, GitHub worked
index: forgot a rel
experiments: aaaand indieauth.