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You can replace PoW by a simple signatures, or a quorum of signatures. This is quite centralized, but still write-once. In any case, with a 'hash-linked-chain-
by rocqua 8y ago
You can replace PoW by a simple signatures, or a quorum of signatures. This is quite centralized, but still write-once.
In any case, with a 'hash-linked-chain-of-blocks' attempted forks are really easy to prove.
- ruiquelhas 8y agoI get that, but there are no guarantees it is write-once, because it might happen that the "quorum of signatures" changes their mind.