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There are 2 hard problems in computer science: naming things and cache invalidation. Cloudflare writes about how it deals with the first one.

• aa-jv 3mo ago
  3 hard things: you missed counting things.
  • Stratoscope 3mo ago
    The classic version... There are two hard problems in Computer Science: naming things, cache invalidation, and off by one errors.
  • stavros 3mo ago
    The joke only works if it's still two things.