[1/?] Well, this is a pickle...
I was recording a video about Zorin OS 18, using a fresh installation on the Framework 13 laptop, and trying to approach things like a new Linux user might. Discovering. Specifically an "every day" user coming from Windows.
In the middle of the "Welcome Tour" the display started graphically glitching out. It persisted when I stopped OBS. Persisted after I rebooted. I did a few test runs with OBS before recording for real and everything was fine...