Central banks and digital currencies

Even central bankers are excited about the blockchain.

RUSSIA’S central bank has set up a working group. The People’s Bank of China (PBOC) is keen. Inspired by bitcoin and its blockchain technology, the world’s central bankers are contemplating digital currencies of their own. Like bitcoin, these would be built around a database listing who owns what. Unlike bitcoin’s, though, these "distributed ledgers" would not be maintained collectively by some of their users. Instead, they would be tightly controlled by the issuers of the currency. 

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