An Apple Inc. iPhone5 displays the Bitcoin Wallet smartphone app in this arranged photograph at the Pembury Tavern in London, U.K., on Wednesday, Oct. 9, 2013. Bitcoins are being adopted by a few merchants, enabling customers to buy beer at Pembury Tavern in East London, cocktails at EVR bar in New York and dessert at Cups and Cakes Bakery in San Francisco. Photographer: Simon Dawson/Bloomberg via Getty Images
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