Why bother with a proof of work scheme when you can just rate-limit directly? It... | Hacker News

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		10000truths on Nov 25, 2020 \| parent \| context \| favorite \| on: hCaptcha now runs on fifteen percent of the intern... Why bother with a proof of work scheme when you can just rate-limit directly? It accomplishes the same thing, while eating way fewer CPU cycles, doesn’t require JavaScript, and guarantees uniform cost between all client types.

__s on Nov 25, 2020 | [–]

This sibling comment was responding to you: https://news.ycombinator.com/item?id=25215024

withinboredom on Nov 26, 2020 | [–]

So, if your app takes off on a college campus, you’d block them?

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