Many of us cannot afford the luxury of working overtime as tech support for relatives. I personally do not even think I can do a good enough job at that for myself, in fact—I would have to be a professional information security researcher.
Furthermore, I am sure if there is enough misplaced outrage, MDM will be unable to restrict this.
> But we do not need to surrender in the war on general purpose computing for it.
Where is that war? General purpose computing is everywhere, with all of its associated benefits and liabilities[0].
iOS has more or less been the only island where it is reliably not an option, that making it preferred for the reasons I mention.
[0] How many of us literally airgap machines that run unvetted code (at least once you realize that all vitalization and containerization is circumventable), not letting any personal data on them? How feasible is that with a phone, and by an average person that is not exactly infosec-savvy but who is obligated to have a phone to simply get on with daily life?