My SSD holding the blockchain was somehow corrupted, and the microSD I was blaming may have been good all along. Oh well. Bootstrapping a new Raspi Blitz, since I needed a fresh start anyway.
You can make a lot of stupid config choises when you don't know wtf you are doing, as I was back a few years ago,
I'll be restoring channels from backup (ha!) and probably do a transaction DB dump from the old card for post-mortum... Replacement hardware will be ordered,
The life and death of my first node. #raspiblitz
Lmk if that works. The channel restote.