~90% of the USD is also virtual. https://www.forbes.com/sites/davidblack/2020/03/01/who-needs-cryptocurrency-fedcoin-when-we-already-have-a-national-digital-cu

~90% of the USD is also virtual. https://www.forbes.com/sites/davidblack/2020/03/01/who-needs-cryptocurrency-fedcoin-when-we-already-have-a-national-digital-currency/ https://www.forbes.com/sites/davidblack/2020/03/01/who-needs...