Zero rating isn't free, there are bits transiting the network in all cases. That transit costs actual resource and is paid for. It's a trope when someone point

Zero rating isn't free, there are bits transiting the network in all cases. That transit costs actual resource and is paid for. It's a trope when someone points out that google isn't free, and if you are getting something for free then you are not the customer actual. With zero rating, it's not even free! So then you ".. pay a fixed monthly amount .." to be the carrier's product, no?