Friction stir is really old... how did they pioneer it? Perhaps they perfected i... | Hacker News

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		samstave on June 21, 2017 \| parent \| context \| favorite \| on: Tesla hires Andrej Karpathy Friction stir is really old... how did they pioneer it? Perhaps they perfected it?

toomuchtodo on June 21, 2017 [–]

Not friction stiring itself, a specific technique.

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