We have FedNow Central Bank Digital Currency; The next step will be Digital ID, everything you "need" will be accessed through your smartphone- drivers license, health insurance, bank access, etc.THey can track your every move with your cellphone, and they will. The next step to "save the planet" will be to create utopian 15 Minute Cities worldwide, as they are doing in Europe and China. Basically what that means is that you will only be able to travel 15 minutes walking distance from your home. Outside of that perimeter your CBDC phone won't allow you to purchase anything. Starbucks 16 minutes from your apartment? No latte for you!