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A bank is basically a set of promises: we'll hold your money, lend it out, pay you interest, exchange your currencies. DeFi — decentralized finance — asks a wild question: what if software made those promises instead, with no bank in the mi
Decentralized finance rebuilt the core functions of banking — exchange, credit, market-making, derivatives — as open-source smart contracts with no operating company. Whatever one thinks of the sector's excesses, it has run a live, adversar