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Discord co-founder and CEO Jason Citron is stepping down
(www.theverge.com)
This is a most excellent place for technology news and articles.
Standards as in parts of the spec, as you said in the original reply:
Which is a fork of the WebRTC protocol and another "standard" on top of the REST HTTP protocol.
I should have been more specific with my language, it is federated, but specifically messages (events) are a distributed DAG, and I find the Matrix protocol overly generic for a replacement for something specific like Discord.