What scares me the most with consumption economy - the seller is reporting your use and there's little you can do to track yourself. In the case of Comcast it's

What scares me the most with consumption economy - the seller is reporting your use and there's little you can do to track yourself. In the case of Comcast it's pretty easy to detect, but when it's AWS or Azure reporting more than what you actually consumed, how do you detect, and how do you prove?