This is why I use installable PWAs wherever possible. On my Android phone right now, the Outlook PWA uses 281kB. You still get notifications, but I haven't measured if data usage is higher.
"If this Court prohibits Google from sharing revenue for search distribution, Apple would have two unacceptable choices. It could still let users in the United States choose Google as a search engine for Safari, but Apple could not receive any share of the resulting revenue, so Google would obtain valuable access to Apple's users at no cost. Or Apple could remove Google Search as a choice on Safari. But because customers prefer Google, removing it as an option would harm both Apple and its customers."
and "... it is unlikely that Apple will decide to create a search engine in the future, regardless of what remedies are ordered in this case."