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A comment on BitcoinEmissions – A project to calculate CO2 emissions of mining bitcoin. Parent comment

Re:BitcoinEmissions – A project to calculate CO2 emissions o... by oafitupa on Sunday February 15, 2015 @12:15PM (#9053232)
Yeah, there are also bottle caps which can be used as currency!

But seriously, don't call those "alternatives" if they are not secure. There is no known replacement for PoW.

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Re:BitcoinEmissions – A project to calculate CO2 emissions o... by nctr on Sunday February 15, 2015 @02:16PM (#9053658)
Why does Proof of Stake not work in your opinion?
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