I had the opportunity a few weeks back to teach a local youth group 3D printing design for a chess project. Went over some basics, showed them the printer, showed them how to model a few pieces in Tinkercad and Blender, showed off my chess set collection, and then answered some questions. I really enjoyed it and I think I’ll look for other opportunities to do something similar with other groups.
…Not really much else to report about that. So, here’s a video that shows why bridging is “okay”, but not great, better than anything I could explain:

