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TZubiri on April 27, 2022 | parent | context | favorite | on: Ask HN: Why can't I host my own email?

If it's so easy to self host, surely attackers will host thousand of those instances and spam you.

PoW has been the best solution so far.

bccdee on April 27, 2022 [–]

Can you give me an example of a PoW-based social network or chat application which has been more successful than conventional alternatives like Mastodon?

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