Thank you all for the extremely interesting discussion of this - it's way above my pay grade, but I at least know enough to see that you've pointed out a significant number of oddities in their writeup that aren't justified in the paper itself.
Sabine apparently posted a brief first-look video:
https://www.youtube.com/watch?v=Yk_NjIPaZk4
I haven't watched it yet, but plan to. It sounds like she's unimpressed too.