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7 November 2017; Speakers, from left, Noelle Acheson, Editorial Producer, CoinDesk, David Chaum, CEO, Privategrity, Alex Kong, Founder and Chairman, TNG FinTech Group, and Chris Burniske, Author, Cryptoassets, at Growth Summit during the opening day of Web Summit 2017 at Altice Arena in Lisbon. Photo by Sam Barnes/Web Summit via Sportsfile

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