• __dev@lemmy.world
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    2 days ago

    Cryptographically immutable append only ledgers (aka merkel trees) have existed since at least 1979. A blockchain is different because it has distributed consensus. If your consensus algorithm is trust, then it’s not a fucking blockchain.

    • lone_faerie@lemmy.blahaj.zone
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      2 days ago

      A blockchain is nothing more than a data structure. It’s essentially a linked list using the hash of the previous block. Distributed consensus is something blockchains are useful for, but it doesn’t define it