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A comment on Bitcoin hash-rate exceeds total computing power of all the world’s computers. Parent comment

Re:Bitcoin hash-rate exceeds total computing power of all th... by nhaehnle on Wednesday February 05, 2014 @06:28AM (#7183147)
And yet the actual functionality of Bitcoin - a simple ledger - could be implemented using much less resources than are used to maintain the Bitcoin network. It's curious, isn't it?
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Re:Bitcoin hash-rate exceeds total computing power of all th... by debugunit on Wednesday February 05, 2014 @06:44AM (#7183195)
Isn't it the double-spending solution that requires all those resources, not the simple ledger?
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Re:Bitcoin hash-rate exceeds total computing power of all th... by muyuu on Wednesday February 05, 2014 @09:23AM (#7183820)
The whole point is decentralisation and the absence of a regulator. That's what cannot really be made "cheaply" without very serious compromise.
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