It's not defense in depth if the mechanism is trivially bypassed.
Trivial relative to which perspective? The distinction matters enough to care. Just because your father might give away their phone pin over the phone doesn't mean we should allow this granting remote access to his phone.
Trivial relative to which perspective? The distinction matters enough to care. Just because your father might give away their phone pin over the phone doesn't mean we should allow this granting remote access to his phone.