Well, movies, music and video games have content rating, to the extent that a book that features tobacco use may be rated for certain audiences... For the sake

Well, movies, music and video games have content rating, to the extent that a book that features tobacco use may be rated for certain audiences... For the sake of consistency, I would expect that a sexually explicit book would not be put in the hands of kids, same as we already do with other types of content such as music, movies and games. Now, there are books that should be banned. Like the Golden book of Chemistry Experiments and other books that can lead to potentially dangerous outcomes.