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A comment on NIST was 5 μs off UTC after last week's power cut. Parent comment

Re:NIST was 5 μs off UTC after last week's power cut by pi-rat on Monday December 22, 2025 @03:55PM (#46358960)
High speed finance is msec and below. Fastest publically known tick to trade is just shy of 14 nanos.

Timekeeping starts to become really hard, often requiring specialized hardware and protocols.

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