On Dec 7, 2:46 am, Christoph
... oh, and I forgot:
what would be good places (not necessarily in the SF Bay Area) to buy
stuff like pulleys, axles, bearings, etc.,
that are sort of hard to build with 3D printers and laser cutters?
And what would be good linear actuators (to move or tilt a pen) that
don't need a lot of power??
> Christoph