Vital missing PWA features are indeed vital for Apple to stymie PWAs and force all iOS software through App Store which they fully control. PWAs is a territory where the Apple tax (30%) cannot be enforced.
>>nine_k+(OP)
Sounds like opinion of those who haven't used the many rich home screen web apps available, indistinguishable from an app store app for most users.
Complaining about this is memetic rather than fact based.