• Search Engine Journal , Thursday, July 30, 2009 5:15 PM

Former Howard Stern intern Chelsea Blackman looks at the state of adult entertainment and its influence on search trends, video and online advertising. It's clearly growing at a slower rate compared with the overall population of people going online.

And while porn isn't growing in the number of page views, the industry is expanding through long tail keywords, Blackman writes. With so many subcultures and genres, porn sites have been doing an amazing job catching specific interests. She tells us that in word tracker, the term "dirty" produces a list of 100 most-searched-for keyword terms.

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