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Comment by nonrandomstring | Hacker News Reader
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nonrandomstring
·
They use magnetism AFAIK
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thenthenthen
·
(And) smell apparently (sample size of one..)
https://youtu.be/t4cw-Av2Pk4?feature=shared
(Around 28min mark)
econ
·
Every day they build a mesh network and relay some message. The message seems to be very similar every day but a few hundred km away it is completely different.
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