They are intended to be delivery points for messages, not identifiers for non-messaging uses. The fact that the two functions are similar does not mean they are identical. Treating them as if they are identical just creates all kinds of (often unexpected) failure modes where the two functions don't overlap.
They are intended to be delivery points for messages, not identifiers for non-messaging uses. The fact that the two functions are similar does not mean they are identical. Treating them as if they are identical just creates all kinds of (often unexpected) failure modes where the two functions don't overlap.