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They call it “digital gold“ -- but is Bitcoin the future of money, or a shiny distraction for digital fools? Created in 2009 by a still-unknown programmer using the alias Satoshi Nakamoto, Bitcoin is now accepted by many merchants all over the world -- yet for most of us, the open-source currency is still an unknown quantity. The Rise and Rise of Bitcoin, a new documentary making its world premiere at the Tribeca Film Festival next week, tells the story of the strange currency via its pioneers. It explain
