Can cryptocurrencies work as actual currencies?

No, says UBS Global Wealth Management: Cryptocurrencies may never be able to work as actual currencies. The “fundamental flaw” inherent in cryptocurrencies is that supply can’t be reduced when demand is slumping in most cases, Paul Donovan, chief economist at UBS GWM, said in a video this week. That means they can’t be considered currencies, he said.…
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