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A comment on An ultra-precise clock shows how to link the quantum world with gravity. Parent comment

Re:An ultra-precise clock shows how to link the quantum worl... by evanb on Tuesday October 26, 2021 @05:41AM (#28998293)
Light can take any speed---when it is traveling through a medium. Capital-T 'The' speed of light is the speed of light through a vacuum, and equal to 'The' speed of gravity.
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