At no point when I was learning to drive was I told: “By the way, even if your eyes are in perfect working order, they barely work. Objects that you aren’t staring directly at are practically invisible. If your eyes are swivelling everything is invisible. And you won’t know because your brain will just make up the scene you’re looking at and it’ll look real. Here’s the techniques to get around this…”
(Also, this explains why I can spin round the house and not find my keys despite “looking at them” half a dozen times!)