DNS has both naming and cache invalidation, so no surprise it’s among the hardes... | Hacker News

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		layer8 54 days ago \| parent \| context \| favorite \| on: Tell HN: Azure outage DNS has both naming and cache invalidation, so no surprise it’s among the hardest things to get right. ;)

dotancohen 54 days ago [–]

That's three of the hardest problems in CS ))

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