Improved security model means not having it be incredibly brittle where the first time there's a zero day or the user gives the wrong response to a prompt they lose all of their data and need to completely wipe their system or buy a new one to recover (note that without full, bug-free firmware signing it's impossible to trust the system after a compromise).
Yes, you may think that you're going to make that call correctly 100% of the time day in and day out but even if that does happen to be true, it's not true for most people. Since Apple's the vendor and they consider trust/privacy a selling point, they're making decisions which are good for the other 99.999% of people using computers.
Yes, you may think that you're going to make that call correctly 100% of the time day in and day out but even if that does happen to be true, it's not true for most people. Since Apple's the vendor and they consider trust/privacy a selling point, they're making decisions which are good for the other 99.999% of people using computers.