> AI simply isn't a field that's deep or broad enough to warrant an entire college with a handful of distinct majors, like an engineering college or medical school.

The current field of AI might not yet be as broad or deep as the fields you mentioned.

The science and engineering of intelligence, however, holds potentials to be even deeper and more impactful than those fields. Intelligence underlies most human endeavors. Civilization itself would not be possible without it. It is the greatest distinction between us and other animals.