While he did absolutely dumb shit and is wrong about the Fediverse (what many Reddit refugees fail to understand is that the Fediverse doesn’t just consist of Lemmy, mbin/kbin and piefed, but a lot more such as mastodon, misskey, pixedfed, peertube and so on), a lot of people from dbzer0 and .ml did act like asses and did more than just criticize Admiral Patrick. However he did totally overreact to criticism and both sides kept escalating.

No. Please don’t ever mention Matrix as an alternative to Discord ever again. A lot of people I know from Discord would never switch to Matrix because it lacks the ease of Discord. Matrix is rather an alternative to Slack or Mattermost.