All of that is patently false: You can't publish any App on the Apple AppStore but only those that are kid-friendly. You can't publish a shopping app on Apple

All of that is patently false: You can't publish any App on the Apple AppStore but only those that are kid-friendly. You can't publish a shopping app on Apple's AppStore for free - you have to hand over all of your margin to Apple. Apple is a gatekeeper. They decide what gets published and what doesn't. What am I missing?