Originally Posted by
Artkansas
You are right, I do not understand it. That's why I asked a question. If I expected a certain answer, then there would be no point in asking the question.
What the OP proposes is similar to a unicycle or a monocycle. I'm just hoping he will elaborate on his idea.
It is a just-for-fun idea. If you don't think it's fun, it's not for you. It's pretty goofy and I can't say if anyone will ever build it, but it's a fun idea nonetheless.