And the people who are running the companies now, they're educated.
BILL ASHER, President, VIVID Entertainment Group: Who do we appeal to?
And it was like, you know, "Well, do we keep the glass windows so people from the outside can see in?
Before the digital age, there were only so many ways to sell a dirty picture.
BILL ASHER: So we know what's called a "buy rate," which is that for every million homes you're in, in any given month, we'll know how many times someone bought a movie.
As technology swept pornography into our living rooms, questions began to be raised about the old rules.
This is the main control room at Direc TV, the satellite distribution service.