Attachment: Banks Warn Of Bitcoin Risks

BERLIN, GERMANY – DECEMBER 06: A close-up view of an illustration model of a Bitcoin is seen on December 6, 2013 in Berlin, Germany. Central bankers around the world have warned about the virtual currency bitcoin. Prices have soared as more merchants accept it as payment and investors are pouring money into new bitcoin-related ventures. (Photo by Thomas Trutschel/Photothek via Getty Images)

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