Except when Apple neglects web page technology (example: push notifications are available on every browser platform except iOS). And harm to companies is harm

Except when Apple neglects web page technology (example: push notifications are available on every browser platform except iOS). And harm to companies is harm to consumers when they purchase products with applications that get taken away due to Apple (example: I upgraded my iPhone to play Fortnite, which was available on iOS at the time of purchase -- now it's not).