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Bitcoin, Ethereum, and other cryptocurrencies have entered the mainstream discourse, but they’ve also been joined by a concept that is widely circulated, but poorly understood: “the blockchain” or just “blockchain.” The idea of a blockchain, the cryptographically enhanced digital ledger that underpins Bitcoin and most cryptocurrencies, is now being used to describe everything from a system for inter-bank transactions to a new supply chain database for Walmart. The term has become so widespread that it’s quickly losing meaning.

Printed from the website on March 20, 2018 at 10:16am.