One argument in favor of multiple App Stores is that Apple has historically been very aggressive about globally banning entire product categories they dislike o

One argument in favor of multiple App Stores is that Apple has historically been very aggressive about globally banning entire product categories they dislike or apps that offend the governments of foreign countries. Apple can continue to exercise this discretion without harming consumer choice if they offer sideloading for end users (or at least make their browser more capable, with full support for PWAs and modern web APIs)