These headsets are designed to remove you from reality, while you are still in it.

Does Apple not know that human beings are not capable of multitasking?

You are either in the real world or you are in interacting in the virtual one. Even the visual distraction isn’t something that our brains handle all that well.

People kill enough people while driving simply because they can’t change a radio station while driving. Who expects an augmented reality system to suddenly be easier than that?