The dumbing down of American is most evident in the slow decay of substantive content in the enormously influential media, the 30 second sound bites (now down to 10 seconds or less), lowest common denominator programming, credulous presentations on pseudoscience and superstition, but especially a kind of celebration of ignorance Programming, Common Denominators, Denominator, Sound, Foreboding, Common, American, Media, 10 Seconds