> The consumer would switch their PWA default engine in one of the half dozen "you have to agree to continue" buttons when Edge and Chrome install themselves and demand every privacy and security toggle be turned off (as Microsoft Teams demands when you try to run it in Safari), and then all PWAs would be insecure and monitored by the adtech engines.*

I suggest Apple takes inspiration from Android then, since that doesn't happen on Android. Maybe Android's security model is better.