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Re:Falsehoods programmers believe about Unix time by astrange on Wednesday May 15, 2019 @11:28PM (#19925904)
Seconds do vary because there are no privileged reference frames in the universe. You'll get a different measurement if your cesium measuring experiment is traveling at a different speed than you are.
Re:Falsehoods programmers believe about Unix time by gervu on Wednesday May 29, 2019 @12:26PM (#20042178)
That's the direction of your mass-energy vector, not seconds.

A bit like complaining that UTC is wrong because it doesn't match your local Solar time.