European bankers scoff at bitcoin for its risk, huge energy inefficiency

Enlarge / Deutsche Bundesbank President Jens Weidmann during a keynote speech at the Bundesbank European money and finance forum in Frankfurt, Germany, on February 8, 2018. (credit: Krisztian Bocsi/Bloomberg via Getty Images) On Wednesday, a top German central banker told a conference in Frankfurt that replacing cash with bitcoin and similar cryptocurrencies is too risky […]