There's a 'fatal' flaw in cryptocurrencies which means they can never be real currencies

Cryptocurrencies like bitcoin and ethereum will never become true currencies thanks to a series of "fatal" flaws, a senior economist at Swiss banking giant UBS has said. Speaking at a roundtable discussion attended by Business Insider on Thursday, Paul Donovan, the global chief economist at UBS's...

There's a 'fatal' flaw in cryptocurrencies which means they can never be real currencies