Once “we go cashless” we will be slaves. You will never be in physical possession of your own money. You can spend only as much as they allow, only when the allow it and only on what they permit you to spend it on. And it can be taken from you whenever they please.
We are very, very, very close. Despite the Fed stating “ they are looking at it”, they have paid out $20 million dollars to research and develop it. Coming at light speed, this article from MIT ( there are 7 other organizations in on it) dated 2017 explains everything, from blacklisting accounts to fees, long but a must read.
https://law.yale.edu/sites/default/files/area/center/global/document/411_final_paper_-_fedcoin.pdf