Philosophically a good point, but in reality, that is a bad analogy. Your local gas station won't cut you off if you drive for Uber. The guy who built your house won't tear it down if you rent it out. But your ISP can, and will, disconnect you.
There is a significant difference between freely using something you own. vs changing how you use a service that you do not own, and have signed contracts specifying terms of use.