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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

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?

debugunit 13y ago
Isn't it the double-spending solution that requires all those resources, not the simple ledger?
muyuu 13y ago
The whole point is decentralisation and the absence of a regulator. That's what cannot really be made "cheaply" without very serious compromise.