Why Do Humans Err?

In today's pop culture, there is one very popular view of the future. All humans will be free to do as they wish, because robots and computers will work for us. Computers are viewed as the ideal slaves. They work non-stop, never complain, and above all, never make mistakes. It is often said that computers don't make mistakes, that it is the person using the computer who commits errors. What is it that makes humans err, but not computers? I will prove that it is simply the way humans are built that makes us commit errors. …