As soon as I saw the thread title I thought Seraphium and the Schist disk.
I'm only 38 minutes in but I am being driven from the house by the need for groceries. My theory for the control they had over surfaces is Electrical Discharge Machining.
edit:
Precise orbit from antiquity? At 13:30 he mentions the precision machining.
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.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
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.Because much of what is in the published literature is nonsense,
and much of what isn’t nonsense is not in the scientific literature.
-- Sabine Hossenfelder
Last edited by freebeard; 05-19-2021 at 01:27 AM..
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