Big Bang Theory of Advertising, or How Broadcasters Are Like Supermarkets

One of the most popular recent television shows is CBS's "The Big Bang Theory," broadcast on Thursday evenings. In addition, the most recent 5 shows are available online on cbs.com. As with the live CBS broadcast, commercials are interspersed in the show - based on what I can tell at the same places as when broadcast in its normal slot. For decades, the entire broadcast television (and radio) business was based on advertising.