And yet, the raison d'etre of movies and video games is not to be noticed. For advertising, it is. If the non-extreme forms of advertising are not being noticed, it means they are indeed dying out.
The purpose of advertising isn’t to be noticed, it’s to make people give you their money. It’s an open question whether being consciously noticed is a prerequisite for this or not; can ubiquitous but ignored Coca-Cola logos successfully change someone’s answer to “What would you like to drink?”