How is pornography legal to produce? Interesting question arose over beers tonight with some similarly gutter-minded geneticists: If prostitution is illegal, and pornography involves paying people to have sex (on film), the only difference is that the latter is filmed and distributed. Might prostitution be legal then if the act is filmed and/or recorded in some way? Paging Imbler Volokh (or some other legal eagle) to offer their thoughts on this pressing matter...