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Re:Beyond the Bitcoin bubble by aoro on Tuesday January 16, 2018 @02:11PM (#16161212)
They already exist. Check out the stellar consensus mechanism.

https://www.stellar.org/papers/stellar-consensus-protocol.pd...

Re:Beyond the Bitcoin bubble by CryptoPunk on Tuesday January 16, 2018 @02:39PM (#16161523)
Stellar is not decentralized.