Apple's attempt to knife PWAs in the EU will have worldwide implications if allowed to stand. Not knowing if Push Notifications will be available or data will be lost will drive developers back to native, punishing investments in the web worldwide, even if the change is only "real" in the EU.
This is as bad as it sounds. If you want to fight back, join @owa in supplying information to regulators about what it will mean for users and developers:
https://open-web-advocacy.org/apple-attempts-killing-webapps/