Machine Thinking traces where mechanical precision comes from, from flat surface plates and the three-plate method up through lathes and early measuring tools. It is the first in a series on recreating the first micrometer.

Why Hacker News readers recommend it: HN commenters repeatedly recommend it as a half-hour mini-documentary on how precision is bootstrapped from scratch, relevant to machining and chip manufacturing threads.

“The Origins of Precision" is a half hour well spent”

View the original HN discussion

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