A phone given for repair by a non-technical person can be rooted without their knowledge. The repair person potentially can install malware. We cannot assume the owners of the rooted phone themselves have rooted the phone.
Taken to the extreme conclusion, governments can potentially charge different tax rates to different individuals based on their inability to sue or inability to fight back. They may completely forego the notion of income based tax brackets . /s
That's the point. Now, suddenly carrier has more powers than they should. Having a standard where consumer is in charge is much more desirable than the other way around.
> This is more convenient than having to search for the SIM removal tool.
Then let the manufacturer know that a SIM tray without the need of SIM removal tool is your preference.