I had a tell hn sometime ago when I pointed this out: you see ads even on lower paid options. My thinking is: if I have a lower tier- limit my credits, but dont show me ads as I am still paying you. But OpenAi disagreed so I cancelled.
I wonder if we can do that thing that guy did on Facebook a long time ago-- buy an ad showing how much you are being tracked, something like "Hey user X, we know you are based in london, uk and we know you are age range XX etc etc"