The goal is getting people to think, “Oh, those lemming-like, silly people in the commercial.” The moment a person exempts themselves in their own mind from the very thing they see all around them is the moment when they are most vulnerable. As David Foster Wallace pointed out, “Joe Briefcase,” sitting on his couch watching the Pepsi commercial alone, thinks he has transcended the mass of plebeians that Pepsi must be advertising to—and then he goes out and buys more Pepsi, for reasons that he thinks are different.