So many comments written due to assuming that it's about iOS where App Store is the only method of app distribution. Apparently scarcely anybody reads TFA. As

So many comments written due to assuming that it's about iOS where App Store is the only method of app distribution. Apparently scarcely anybody reads TFA. As far as the actual issue goes, it's their App Store, they have their rules and are free to execute them as they see fit. Given how you can easily distribute your apps outside of App Store, it's a completely different situation from the duopoly on mobile devices, where developers don't have a choice.