Movies and television programs reportedly have significantly more sexual content, nudity, and immodesty now than those shown just a few decades ago. The so-called "adult entertainment" industry has, meanwhile, exploded, with one projection suggesting that it will grow from an estimated global market size of $58.8 billion in 2023 to $74.7 billion by 2030. While depictions of sex are ubiquitous in the media, a new study suggests that the real thing is disappearing from the lives of everyday Ame...