Much has been written about the degree to which the incessant advertising of unhealthy foods affects Americans, especially impressionable children. My opinion on the matter might be best summarized by explaining one of my favorite installments of the "Speed Bump" comic strip.
An inventor sits in a patent office with a large disk that has dials and needles on his lap, waiting. Seated on the other side of the desk, the patent officer looks at the gizmo skeptically.
Finally, he says, "Here's my wallet, my keys, and an application for your so-called mind-control device."