That's fascinating. The stabilization is surprisingly good. And there's a kind of out-of-focus pulsing that happens to the video periodically. I'm wondering if that might be your pulse against the Glass, abruptly moving the Glass in a way that its stabilization couldn't compensate for.
https://youtu.be/Pu8HTrXI84g?si=puSZt5fYbR69yslo