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A comment on Time, Randomness, and a $100k Prize to Forever Change Blockchain. Parent comment

Re:Time, Randomness, and a $100k Prize to Forever Change Blo... by griffero on Thursday August 01, 2019 @06:50PM (#20589098)
The whole point of PoW is to be expensive. The security of the network is a derivative of the cost of running the nodes.
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Re:Time, Randomness, and a $100k Prize to Forever Change Blo... by wmf on Thursday August 01, 2019 @07:47PM (#20589464)
PoS is also expensive but the expense is in opportunity cost not in capex and energy. There's clean expensive and dirty expensive.
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