Right.

If you check out automobile racing, you'll find that they have a licensing system, too. Part of everyone's early training is in learning how to watch for hazards and signals off to the side. It's extremely important to see, for example, a corner safety worker waving a yellow or red flag to indicate an accident that's just out of sight. These guys have to pay attention up to several hundred yards in advance while managing their own cars, or else someone's gonna get killed.