The answer I am looking for is in the aspect of permissions. Can a system app do everything? Can a user app with root access (on rooted device) do everything? If so, are they the same? For example ...
It's well-known that every Android app is its own user. I have Android Terminal Emulator installed as user u0_a5. u0_a5@android:/ $ whoami u0_a5 u0_a5@android:/ $ groups u0_a5 sdcard_rw sdcard_r ...
I recently installed ICS(Android 4) on my Samsung Galaxy S, and it seems that in the process my superuser app broke. Everything went fine, my phone is working better than ever, but when an app ...