Erotica. It's been around for centuries, and it's always been questioned by the people in authority, who secretly read it while hiding in their homes. And, yes, Littered, it is sometime referred to as porn. In the olden days, only the rich people could read it, because they were the only one's who could read. Read it, if you like it, read some more, if you don't, find something else to read. Just read!