Taken to an extreme, Patreon just drops the app and requires mobile users to use a web interface. Then what? Apple tells browser makers they have to skim a cut

Taken to an extreme, Patreon just drops the app and requires mobile users to use a web interface. Then what? Apple tells browser makers they have to skim a cut of any payments to any sites and give it to Apple or else your browser isn't allowed in the app store?