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How does the blockchain keep brokers from lying?

• plokiju 8y ago
  Maybe you trust the source, but not the broker?
  • dlubarov 8y ago
    Exactly - if the diamond mines are honest then you don't really need to trust the middlemen. You could also see how many diamonds a certain mine was claiming to produce, and if that number seemed disproportionate to the size of the mine, people might stop treating diamonds coming from that mine.