You know who thinks that cryptocurrencies are the future? Central banks, that's who, and they're jumping on board the crypto bandwagon. But that doesn't mean you should anticipate the folks at the Federal Reserve stepping aside to make way for Bitcoin adoption—far from it. Instead, central bankers want to displace grassroots cryptocurrencies with central bank digital currencies (CBDC) of their own design that absolutely will not protect privacy, and that will let governments control private transactions.