 production code administration. So I went through thousands of letters between the censors and the producers saying, here's what you can have, here's what you can't have. And what I was looking for was some sort of continuity. And I found one thing which kind of surprised me. And that is these censors were not blue noses with blue pencils out to take the good parts out of movies. They were highly intelligent, enormously well-read, very diplomatic people who simply had a job to do. And that job was to enforce private censorship