Actually, you are explicitly allowed to decide what the site does, insofar as display is concerned. If it's client-side, you can do what you want. And blocking

Actually, you are explicitly allowed to decide what the site does, insofar as display is concerned. If it's client-side, you can do what you want. And blocking ads does get people somewhere - a less annoying internet. As for your analogy...again, you're allowed to do that.