The bankers are worried that the rate at which crypto market is growing will have a serious impact on their operation and many banks have banned their customers from purchasing cryptocurrency with their credit cards. cryptocurrencies are rapidly growing and using of blockchain many banks Now are investing in cryptocurrencies.
Banks are afraid that their fortune will decrease if all bank customers switch to using crypto money, because crypto is a transaction system that is peer to peer so it does not use bank services.
Therefore they will protect their business systems so that they can hamper the progress of the crypto that is progressing because they are aware that crypto is very dangerous for banks in the future.