I think this is the best answer. Just because magnetism is not visible doesn’t make it magic. The source of the forces doesn’t change where those forces go. A lot of these perpetual motion machines can be simplified to a situation that makes intuitive sense.
I know there are a lot of replies already, but I feel like the best way to explain is it’s similar to trying to push a car while you’re in it.
I think this is the best answer. Just because magnetism is not visible doesn’t make it magic. The source of the forces doesn’t change where those forces go. A lot of these perpetual motion machines can be simplified to a situation that makes intuitive sense.