Looks fantastic, can't wait. We still have horizontal precision editing, try grabbing a piece and moving so that you are looking directly down on it. You can move the piece 10x slower. We don't need vertical precision editing because we have coordinates and magnets. The only thing affected by verticality are floors, which you can easily use coords and mags to do efficiently.
The mind of the subject will desperately struggle to create memories where none exist... ~~Just give me all the bacon and eggs you have~~