

There are not going to be apps on Linux phones. Definitely not banking apps.
Not with that attitude!
Get either your political ass to demand that in your country banks support more than just two OSes, or your coding ass so that you can get into programming work pipeline and one day code the Flatpak for your bank. Either would benefit you and everyone else.
Not a new one. The solution to capitalism was posted long ago. We just need to admit it.