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Continue to ChatBitcoin seems to be a very promising idea. I like the idea of basing security on the assumption that the CPU power of honest participants outweighs that of the attacker. It is a very modern notion that exploits the power of the long tail. - Hal Finney from https://whatsmyquote.com/quote/bitcoin-seems-to-be-a-very-promising-idea-i-like-the-idea-of-basing-security-on-the-assumption-that-the-cpu