They might know which way is up, but north, south, east, and west are a complete mystery. Then there are those of us who can't spell. Some can't write a sentence or turn on a computer. They couldn't catch a cyber butterfly in an internet. If you want to see real confusion, show one of our citizens some figures written by a European who uses a comma for a decimal point.
Most people have no idea what the word stop means when displayed on a red sign.
Last and worst are the people who don't understand why we need to spend more money to improve education in this great country of ours. I sinceerly hope I'm wrong, but sometimes I get the impression that the United States is an extremely backward nation. Sure, we get high marks as a world leader. We have a high standard of living. Our economy works very well.