Well, it took a bit longer than expected, but it was worth the wait!
Here's 3 of the 4 tiles I ordered in TD (I have misplaced the triangle tile already):
The detail is OK, but I think the tiny nubs intended to lock the hinges were too small for the resolution of the TD. I may make a few modifications, make the nubs and dimples larger, add some clearance for the pins, and reprint in FUD.
I used these master parts to make two molds from "Platinum Silicone":
I mix up only 40 ml of urethane to fill both molds. Here's a few squares and triangles waiting for some cleanup sanding right out of the mold:
And last but certainly not least, here's my first polyhedron, with 12 pentagons and 20 hexagons, a truncated icosahedron: