So now you want third party app stores and no warnings? Even though Epic - one of the first major apps to try side loading, actually had a security vulnerability.
Ew, god no. I think Apple should be allowed to offer us their idea of a good product and let the marketplace choose between that, Google Android, or other competitors who believe they could do better offering open source Android. The idea of having parts of your product designed by the competitors who envy your success is utter madness.