Proof of work is the mechanism that propels Bitcoin's functionality and security. It effectively brings the physical world into a digital space by consuming energy to validate transactions and create new blocks. This essentially acts as "the arrow of time" for Bitcoin, allowing for secure and transparent processing in real-time while rewarding those who partake in maintaining its function. In this way, proof of work effectively bridges the gap between physical reality and digital innovation to safeguard this exciting financial technology for future generations. #Bitcoin #ProofOfWork

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