Jobs clearly has "people" to do all the things you and I have to do. Like answer or make calls, figure out where you are, etc.
I doubt he uses his iPhone much.
Otherwise he'd have made darned sure that the iPhone had a Search in the Contacts app, that you could do mass email deletes, and a bunch of other common things that people our age (I'm one year older than he is) need a LOT MORE THAN YOUTUBE !!
😀