My partner and I both signed up for a Steam Machine, and I for a Steam Frame. We got waitlisted for all 3, and in the last 24 hours we got into the queue for all of them. Time to decide which machine (2TB vs 512) to get, and if we actually want a Frame!
Current status is that it works in desktop mode. Normal Linux needs at least Kernel 7.2 and there’s a script you can run to help with troubleshooting.