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  • Surely UTC is just a newer name for GMT and 0 is Greenwich in England? Since I’m pretty sure the UK came up with the global time zone system in the first place.

    • There is a slight difference, UTC has leap seconds while GMT stretches seconds to compensate for the uneven spin of the Earth.

      • 1 year

        And computers will get UTC from an ntp server and, in the presence of leap seconds, stretch seconds to not confuse any programs running on it.