Blockchain enthusiasts point to more traditional forms of trust—bank processing fees, for example—as expensive. But blockchain trust is also costly; the cost is just hidden. For bitcoin, that

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What is blockchain? | Ledger

A blockchain, originally block chain, is a growing list of records, called blocks, that are linked using cryptography. Each block contains a cryptographic hash of the previous block, a timestamp, and transaction data (generally represented as a Merkle tree).. By design, a blockchain is resistant to modification of the data. It is "an open, distributed ledger that can record transactions

Watch The Blockchain Explained | WIRED Video | CNE

Mar 04, 2020