The Chaos Communication Congress (C3) is the perfect place to spread ideas about decentralized social media and ethical alternatives to the #GAFAM.
The 35th C3 will take place in Leipzig on December 27-30, and the call for talks is open until October 15:
https://events.ccc.de/2018/09/11/35c3-call-for-participation-and-submission-guidelines/
Past talks are available here:
https://media.ccc.de/
@switchingsocial, @Framasoft, @eugen.rochko, @balu
it would be great if you have a talk!