Miles per second, not hours. Still negligible for all human purposes.
That's about 300,000 kilometers per second for our friends in the rest of the world.
Quote:
Originally Posted by
Cpl. Punishment
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Take 186,282 and divide by the refractive index (1.467) and you get the speed at which light travels through fiber optic cabling, or 124,188 miles per hour.
Which is about the same speed of data through copper wire, like XLR or Ethernet cable. (About 2/3 the speed of light)