So users who want crapware can get it, and users who want a clean secure system can get it, and app developers are pressured to build apps correctly. And App St

So users who want crapware can get it, and users who want a clean secure system can get it, and app developers are pressured to build apps correctly. And App Store/GateKeeper can prevent misbehavior for apps distributiled through Apple's friendly marketplace. Win-win-win.