Completely lose the ability to pilot a motor vehicle in a manner consistent with societal norms and state law.

I do not know the total percentage of these people within the general population, but my instinct is they account for at least 20% of licensed drivers.

No, the speed limit is not 46 mph. No, you are not supposed to drive with your left tires on or across the center line.

From the 47/71 intersection to the I-80 onramp near Ottawa is 25 miles. But if you told me it was 1,200 some days I might believe you.