Köppelmann’s first blockchain company, Fairlay, grew into the largest bitcoin-based prediction market before he sold it. “Over the years I became quite skeptical about bitcoin in many ways, but certainly, in that period, I was kind of a bitcoin maximalist,” said Köppelmann. “I quite quickly concluded that bitcoin is awesome because it shows other forms of money are possible, but the concrete form of bitcoin is not necessarily what I believe is the best for humanity.”

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