Usa digital dollar is coming soon
They have already it with the traditional payment processors like PayPal and with the use of credit cards. That's also considered as a digital dollar for me but maybe not for the others.
The way to produce more currency it might be defi
Defi so yield farming will be new banking
No, it won't be the yield farming. We have already through our wallets such as btc wallet addresses. It's the quote that has been used already before by blockchain wallet.