Earlier quoted context omitted.
I understand where you are coming from, and support you on that. On the other hand, I'm pretty happy with the default state of an iPhone. It just manages itself, and all that hard problems (backups, updates, ease of use, experience homogenity, etc.) are solved. I manage more than enough servers at work, and I don't want to manage another server in my pocket, do nitty-gritty settings, allow selected apps background ac…
Any argument in favour of the iPhone being so locked down needs to contend with the fact that Macs are just as reliable, but far more configurable. All I want is the for the iPhone to be as open as a Mac. Let me run binaries signed by legit devs!
You seem to be a power user, and I get what you want, but pleeeease no signed binaries! :D For me a setting "I know what I'm doing" would be good enough :) (like on Android smartphones). That way I can install anything I want, and you can install only signed binaries.