Nah, because it’s like no text for 30 secs, then “3 lines per second” (faster than you can read), then more or less synced, then again too slow/too fast. That teletext explanation someone else gave is more plausible. I cannot believe that the original are that bad, so my guess is that the way they’re ripped has issues.
Matrix tries to kill XMPP but the reality is that if you want to self-host, XMPP is much less of a hassle. Also, Matrix is an open standard as in “pay big money to participate in the openness”. https://matrix.org/blog/2022/12/01/funding-matrix-via-the-matrix-org-foundation/