These attacks are also applied against all manners of enemies of certain regimes, as well as law enforcement with hacking warrants.

There are plenty of people who get hacked by governments. A smattering of targets got leaked here: https://www.occrp.org/interactives/project-p/#/

I wouldn't expect a Kazakh artist/activist to have the money for the latest and greatest iPhone. Nor would I expect an activist against an industrial plant on the US side of the Mexican border to need to worry about nation-state level malware.

And frankly, my PC has been used safely since much longer than iOS has been supported, and I don't know why I shouldn't expect my phone to last that long. The rate at which phones got performance improvements has stagnated into gimmick-level power increases (like "AI accelerators") a long time ago.