Okay here we go. I put things back together and started calibrating again.
A little elephant foot action, some gaps in the top layer.
Then a benchy:
This is the worst side, odd dents, seems like an extrusion/temp issue maybe.
The Mini Torture Test (https://www.thingiverse.com/thing:2975429
Not great, for comparison here is one from my Anet A8:
Plans: up retraction to 6mm from 4mm AND to move this to a calibration thread. Thank you all for your help!