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68 times the speed of light is about 200,000 times as fast as a bolt of Lightning
In other words, it's 210,000 times the speed of a bolt of Lightning, and the speed of a bolt of Lightning is 0.0000048 times that amount.
(atmospheric electrical discharge)
A bolt of lightning can travel at up to 0.00032 times the speed of light when arcing from the atmosphere to the Earth. An estimated 280 million lightning strikes strikes occur each year.
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