no, because there will always be those scared average joe, that will rely on the bank, no matter what new tech you have, you need plenty of new generation to remove those people
it's the same as right now there are still people that refuse to use credit card or new services...
although bitcoin become famous even in the future bitcoin will not be able to shift fiat as the main currency. and for fiat still prevail then the bank will continue to live for shoring fiat
Correct and bitcoin is decentralized currency there is no physical coin/paper money of bitcoin that may bank will disappear. And the possibility was bank may adopt bitcoin in the future since more people are now using bitcoin in every country in the world.