Surprise!
When you are younger, you are generally much more trusting than when you become an adult. Because when you become an adult you tend to be skeptical of people and the things they say that they will offer. Especially when similar things have happened to you before.

So when you see something like this in your house, you come to expect it at one point or another. This man had 2 outlets that didn’t work in his house, so he replaced them but after fitting them in, he learned that there are no wires to attach them to. It was never broken, to begin with, it just had no wiring.