Yes. Light travels 839 km or 521 miles in 2.8 ms. If you need a round-trip to se... | Hacker News

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		ccleve on March 15, 2017 \| parent \| context \| favorite \| on: Show HN: FaunaDB, a strongly consistent, globally ... Yes. Light travels 839 km or 521 miles in 2.8 ms. If you need a round-trip to send a query and get a response, then you would have to be within a few hundred miles of the datacenter, assuming perfect efficiency.

qaq on March 15, 2017 | [–]

Could you point us toward the amazing switches and routers that have 0 processing latency we would love to buy them.

deepsun on March 15, 2017 | [–]

And vacuum too. Speed of light is smaller in optical fibers and copper wires.

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