Not to defend them, but he did follow up with this:
This is referring to the technology we just released into BETA for premium subscribers, which delivers one of the lowest latencies for livestreaming (significantly better than YouTube’s latency).
This does not refer to encoding
https://xcancel.com/chrispavlovski/status/1856090182275215803
Although quality != latency, so idk.
I’ve got one of the official Home Assistant SkyConnect dongles, and I just stick to the IKEA ZigBee stuff, most other ZigBee devices should work too though.