One has the option of leaving the phone in a dorm room and going to the library. > the problem here is with the student. In all such things, we need to think

One has the option of leaving the phone in a dorm room and going to the library. > the problem here is with the student. In all such things, we need to think about the combined student-device system, no? Especially since it is orders of magnitude cheaper and more straightforward to change the device than to change the student.