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A comment on The Secret Life of the Cables That Run the Internet. Parent comment

Re:The Secret Life of the Cables That Run the Internet by BenjiWiebe on Tuesday August 01, 2023 @01:43PM (#36959529)
Atmosphere is practically vacuum as far as speed of light goes.

Fiber optic: 0.67c Atmosphere: 0.9997c Vacuum: 1c

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