You can no more choose your neighbors than you can choose your family members.
Sometimes they are people for whom you have contempt -- or even worse. However, it's not always easy to explain to them just how much you dislike them.
There are protocols to go through. And then there's the problem of having to look them in the face and say what you really think.
So an increasing trend seems to be to give your Wi-Fi network a name that carries a message.