Television's quasi-hypnotic effect is one reason that the political economy supported by the television industry is as different from the vibrant politics of America's first century as those politics were different from the feudalism that thrived on the ignorance of the masses of people in the Dark Ages.
Our systematic exposure to fear and other arousal stimuli on television can be exploited by the clever public relations specialist, advertiser, or politician.

The Assault on Reason (2007)