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History Bytez

Byte Sized bits of History

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Communication

1972 – The leap second

30 June

The first leap second is added to the UTC time system on this day in 1972. Continue reading “1972 – The leap second”

1977 – Optical fibre

21 April

For the first time, optical fibre is used to carry live telephone traffic. Continue reading “1977 – Optical fibre”

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