Engineering notes from things I build and learn.
From a box of parts to an arm that dances, reacts to a thumbs-up, and pushes a tomato into a hole. The steps, in plain terms, for anyone new to robotics.
A 7.6-billion-parameter open model on an Apple M5 Pro: what it costs, how fast it is, what is inside the file, and where it gets things confidently wrong.