Gay-for-pay describes male or female actors, pornographic stars, or sex workers who self-identify as heterosexual but who are paid to act or perform as homosexual professionally. A variant of A2M is ATOM where a performer inserts his penis directly from one recipient anus into a second recipient mouth. Often, strong views are expressed with regard to anal sex; it is controversial in various cultures, especially with regard to religion, commonly due to prohibitions against anal sex among gay men or teachings about the procreative purpose of sexual activity. The work of Bruce Seven has hentai videos been called reality porn, due to his lack of using gaysex scripts and asking his performers to act naturally in their own character. There were also a very limited number of specialist fetish magazines which featured images of bondage, such as the famous Bizarre magazine published from 1946 to 1959 by the pioneering fetish photographer John Willie, and ENEG Exotique magazine, published 1956-1959. Normal quantities of ejaculate range from 1.5 to 5.0 milliliters . Both forms of pornography generally contains nudity. Starting with erotic stories and woodblock prints from before the 20th century, Japanese pornography evolved into distinct subcategories with the media that in addition of pornographic videos and magazines featuring live actors, there is exist categories of pornographic manga , pornographic computer games , and pornographic anime . Interracial pornographic films have experienced an explosion in popularity, becoming one of the fastest-growing nude milfs and biggest-selling genres. The definition clash also appears with the English definition of yuri as any lesbian relationship, as opposed to its sexually explicit definition in Japan. Commercialized pornography accounts for a nearly US0 billion worldwide industry for the production of various media and associated products and services. As a result, little in history was documented to give an accurate description of how female homosexuality is expressed.