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DEF CON 31 - An Audacious Plan to Halt the Internet's Ensh*ttification - Cory Doctorow
(www.youtube.com)
A community dedicated to fediverse news and discussion.
Fediverse is a portmanteau of "federation" and "universe".
Getting started on Fediverse;
Well, he is an author. I can heartily recommend his books "Little Brother" and "Homeland".
Great book series