Earlier quoted context omitted.
It would more be like if food safety inspections were optional, but only restaurants that opt in would be allowed to show a sign they were inspected either physically or on their web page. It would be trivial to be able to check for this. Door dash would show a sign saying which restaurant is safe to avoid being sued after an incident. If you think restaurants and food safety is a good analogy it’s not a good argumen…
Except now there isn’t just 1 inspector, but many. And you have to figure out which you trust. Now imagine there’s a very popular restaurant, but it uses an inspector you don’t know if you trust. But you want to eat the food because all your friends are already there… so you’ll go. This is exactly what would happen— various companies once they reach a certain size will just want to have their own store because either…
People can still use the Apple app store if they want to, I guess the key thing here is they don't really though, they would rather save a bit of money. Or at least that is what everyone here (well at least Apple I guess) thinks.
And the want to eat with your friends argument is also not good I think, I can't see why crossplay would not work regardless of which store you bought the app/game in.