Most often, when discussions are held about the adult entertainment industry, it is through a moral filter. Such discussions usually result in deadlock because you will never persuade the moral police that adult videos are acceptable within our society.
I found a discussion that looks at the industry from an economic perspective, and not through any moral filter. It is very interesting and illuminating. Highly recommended:
(This opinion belongs solely to the author and does not necessarily reflect the views of The Good Sex Network.)