Yes in future every bank will develop their system in blockchain. Because of their transaction history makes secure. Many time we see many news there many illegal activities are included on bank sector.
And what, the blockahin is safe?
How many robberies, how many scams, how many wallet drains have happened already are not enough to prove you it's not like this?
The core team of bank a doing many illegal activities like money laundering and after that they remove the history of transaction from there CPU and server.
Lol, Luna, Celsius, do I need to continue?
And many time hackers attack on bank and hack billions of dollars. If banking sector accept a blockchain transaction then all the transaction will be very secure and tokenized. So then everything will go very well
MtGox, Bitstamp, Polynetwork, Ronin....lol!