Matthias random stuff | Closed loop stepper motors -- very impressive @matthiasrandomstuff2221 | Uploaded February 2024 | Updated October 2024, 6 days ago.
I bought some "closed loop stepper motors". Experimenting with what they can do. I'm impressed by their power, ability to get back in sync, and less stringent real-time constraints for driving them.

More tech stuff:
woodgears.ca/tech