Think about the number of people you know that can’t manage their own lives, let alone care for another life. Not all are jerks, but they get in over the heads from a financial and/or care standpoint.(I extend this to kids as well.)
there are also a significant number of jerks as well
Still would like to know what sort of hand power tools you recommend. Just replaced my four board fence and I find that a sawzall is really struggling with the pressure treated posts.