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diff Cryptocurrencies Distributed file transfer (such as bittorrent) Tor

• fnord123 8y ago
  Certainly not cryptocurrencies. They're still a solution in search of a problem.
  • fouc 8y ago
    the blockchain is essentially a solution to the Byzantine Generals' Problem
    • singularity2001 8y ago
      PS: The Two Generals Problem was the first computer communication problem to be proved to be unsolvable.