Russia among just a few other nations on the planet, has publicly announced plans for a national cryptocurrency: the CryptoRuble. China is working on a similar currency, as is Kyrgyzstan. At this moment, the U.S. Federal Reserve has no such plans — although, you’d have to think it would make quantitative easing much more simple.
Cryptocurrencies like Bitcoin and Ethereum, and hundreds of others, typically are issued by private individuals, groups, or organizations, or mined via cryptographic protocols...
https://bitzamp.com/national-currencies-will-be-digitized-cryptocurrency-expert/