"The main reason to do this is to control inflation, " said Vitalik Buterin, a journalist at Bitcoin Magazine.

BBC: Rewards set to halve for digital money miners

The deal was a "significant" step towards legitimacy for Bitcoin, said Vitalik Buterin, technical editor of Bitcoin magazine.

BBC: Virtual cash exchange becomes bank

As I wrote in this feature about Bitcoin for the magazine in April, Bitcoins are created with cryptographic functions and then stored and exchanged without the help of banks.

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