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A comment on Computer Latency: 1977-2017. Parent comment

Re:Computer Latency: 1977-2017 by kelnos on Monday November 21, 2022 @01:47AM (#33689603)
> Hollow core fibers for instance allow light to move one third faster.

Could you expand on this? The speed of light is constant, no?

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Re:Computer Latency: 1977-2017 by jiggawatts on Monday November 21, 2022 @02:28AM (#33689849)
In vacuum. In glass it’s significantly lower. Air core fibre brings it back up to about 99% or thereabouts…
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