I'm starting to think that a good approach to much of this would be an auto-learning adblocker. E.g. visit a site once, refresh and if your browser renders some

I'm starting to think that a good approach to much of this would be an auto-learning adblocker. E.g. visit a site once, refresh and if your browser renders something different to the previous render, your adblocker gives you the option to drop it or leave it (and then does the 'right thing' with pulling out those elements of the DOM).