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Electricity don't travel it’s the electromagnetic wave that moves at light speed, electrons drift really very slowly.
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Electricity is based on the EM field which is induced by the slow electrons. So he is kinda right with his fact.
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oh this is cool TIL
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Electricity travels around 90 per cent of the speed of light – about 270,000 km/s
https://www.sciencefocus.com/science/how-fast-does-electricity-flow