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"Best" depends on the goals. Blockchain provides "finality" through a data structure and a process that makes it possible to reason about finality. That is a deliberately vague description because there are many variations on the structure, the process and the idea of confirmation. BFT uses validators. They are privileged and they could (...


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The oracle problem is: "Corrupt data imported on-chain causes catastrophes for auto-executing smart contracts" That's really it. Once data is reported to a blockchain, that data is now an immutable part of the history of the blockchain. If a smart contract executes incorrectly based off that data, your contract is not only not doing what it was ...


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Check out these papers. They may help you! https://www.persistent.com/wp-content/uploads/2018/02/wp-understanding-blockchain-consensus-models.pdf Look at the Appendix of this one; https://brie.berkeley.edu/sites/default/files/juri-mattila-.pdf


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