I had power issues over the weekend and didn’t get as far as I had hoped. So far I have very little to report other than previously noted loot below the floor.
If you rescue Farmer Rolf’s wife but talk to his wife before him when you get back outside, She and her kid vanish, repeating the rescue dialogue. It all works fine if you talk to Rolf first after the rescue.
A hammer placeable on the main level of the hill giant steading that is probably meant to despawn when you loot the +2 warhammer from it remains.