I can't believe @Gargron hasn't banned this account after all these years.
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A notable example of this approach was Hiveway, you can read about that here: https://medium.com/we-distribute/hiveway-io-shamelessly-rips-off-of-mastodon-and-slaps-a-blockchain-on-top-for-some-reason-57b7aba3e84f
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This account is a joke account operated by @kaniini.