I still don't have any idea what happened, but a one-time occurrence indicates an anomaly.
Car problems almost never go away and I certainly wouldn't expect mine to, but I achieved one successful trip in a row!
By the way, Crazy J fixed the roof. It appears that he did some body work and used some Bondo. He also repainted that section, even though he said he doesn't paint.
The color doesn't match, but I would rather repaint it than deal with the dents:
I couldn't find my thread about it!