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Humans began to rapidly accumulate technological knowledge 600k years ago

(news.asu.edu)
273 points geox | 1 comments | 17 Jun 24 21:28 UTC | HN request time: 0.214s | source
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johnnylambada ◴[18 Jun 24 02:27 UTC] No.40713507[source]▶
It’s fascinating to think about the number of PUs (procedural units) it takes to make a modern tool. Something as simple as a modern hammer must number in the thousands and a mobile phone in the millions or billions.
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1. etskinner ◴[18 Jun 24 18:37 UTC] No.40720749[source]▶
Is "procedural units" a commonly used term? I couldn't find any info in a quick search. I'd love to hear more about the concept