So? Advertising makes a huge difference. Just because it's anime doesn't mean people want to watch it. Just like just because something is a toku doesn't mean you want to watch it. You wanna see a commercial to know what the hell it's about. you can also get more people, that aren't normally interested in anime, to watch something that may tickle their fancy, all because a show had an interesting commercial.
There is more to it than just people knowing AS having anime a