'I Thought I Was Bulletproof': William Friedkin Looks Back on the '70s - NYTimes.com:
"'Certainly I regret that it wasn’t a critical or a commercial success. The zeitgeist was changing. It came out a week after "Star Wars,” and “Star Wars” really changed the way people think about, What is a movie? Right to this day, and beyond. All these films about the Avengers and the Transformers, video games and comic books, that’s what, for the most part, Hollywood cinema has become. That just automatically opened the floodgates to people wanting pure entertainment that could be seen by people of all ages, basically. Would my film have worked if there was no “Star Wars”? I don’t know. But without “Star Wars,” I think American film would be different today.'"