In contrast to the preceding one-off hack, a central idea of this project has been predictable reproducibility from a short list of parts and adequate construction instructions. I can say so, but proving so remains for others to do.

So far a couple of people have contacted me about their builds-in-progress.

@alkrever has just produced first results from his XY table:

There's payoff for having some flanged hex head screws in the stash that I measured to decide how much clearance to allow for screw heads!

...@alkrever continues with Z axis + counterweight. "Currently I can draw fairly detailed and repeatable pencil sketches."

Another builder got the basic assembly together before Other Life suspected his work for the moment:

Wherever he found black screws, I think they look ... elegant: