If one person is penetrated by two objects, it is generically called double penetration . Following the introduction of the Motion Picture Association of America film rating system, independent animation producers attempted to establish an alternative to mainstream animation. Cartoon pornography depicts illustrated or animated fictional characters in erotic and sexual situations. Threesome videos porno gay or 3some pornography features one man and two women . HIV is among the infections that require such direct contact and is therefore very unlikely to be transmitted via mammary intercourse. Today, religions vary in their views of masturbation; some view it as a spiritually detrimental practice, some see it as not spiritually detrimental, and others take a situational view. Creampie, also known as internal cum shot, and, in homosexual contexts, gay hentai also known as breeding and seeding, is a slang term used in pornography to describe when a male ejaculates inside his partner vagina or anus. Some pornographic films use an artificial semen momporn substitute to simulate or enhance creampie shots. As women, they face concerns separate from men. At the end of the evening the female partners would randomly select keys from the bowl and leave with that key owner. The term has also applied to other professions and even companies trying to appeal to a gay demographic. In recent years, however, many celebrities have benefited from the publicity resulting from the release of a sex tape. Gonzo pornography is a style of pornographic film that attempts to place the viewer directly into the scene. This genre also features male-on-male fellatio through a small hole made in a bathroom divider. However, various groups within society considered such depictions immoral, labelling them pornographic, and attempting to have them suppressed under obscenity laws, with varying degrees of success. The industry generally refers to such films as adult films, which is part of adult entertainment. Patricia Hill Collins, an African-American writer, theorizes that this is derived from a stereotype that those of black descent are promiscuous, and their buttocks are objectified by porn as a result.