Solved Advice? External USB harddrive accidentally unplugged (no activity at time). Re-plugged, but `mountpoint`/`findmnt`/`lsblk` disagree if mounted?

[KGIII]

but I just recently started to... finally have some success pushing myself to reach out anyway,

I'll skip the rest and say, "Good job."

If you need an ear to rant, rave, yell into the wind... There are a number of us who will do so.