The developers don't have to use it at all. The overwhelming majority of apps don't touch it. I know you have to cheer on your team here, but the back button

The developers don't have to use it at all. The overwhelming majority of apps don't touch it. I know you have to cheer on your team here, but the back button is completely intuitive and users like it; you're creating problems based on what is theoretically possible and not what is reality.