I'd really like the feature to zoom-in on consoles. You can take better pictures, videos, you can see the cab instruments better, and see further into the distance. Who's with me?
Just on Xbox there is a USB port at front and one at rear, so you would plug them in into those ports and maybe it'll work.
But I totally agree, since some of us can't afford or don't have a keyboard or mouse handy, and it could be done with a specific combination of buttons