For example,where I work you have to have your paycheck deposited directly into a bank account.
Maybe in the future, employers will offer us to get paid in bitcoin, whether it be the full amount or just a certain percentage, to our discretion.
in fact some company using bitcoin as his salary too, of course the amount of bitcoin is depending about his "real salary and the bitcoin price" , but we still need bank for withdrwa our bitcoin, because today is very hard to found bitcoin ATM.
Bank and wallet bitcoin is something of the same thing and need each other, if I am wrong then I will give you your laptop (up to me) so I get some household things inside you. If you want something extraordinary then your bitcoin wallet and bank will follow