More importantly, the macroeconomic environment on those occasions differed from today’s high inflation, high-interest rate climate. Back then, M2 money supply of major central banks – U.S. Federal Reserve, European Central Bank, Bank of Japan and People’s Bank of China – grew rapidly, as CoinDesk reported last year. Interest rates were stuck at or below zero in the advanced world, which catalyzed risk-taking across the financial market, including cryptocurrencies.