There has been an increase in discussion and portrayal of masturbation in art, popular music, television, films, and literature. Tentacle hot gay sex rape or shokushu goukan is found in some horror or hentai titles, with tentacled creatures having sexual intercourse with female characters. Many cultures describe pain as an aphrodisiac. Reality pornography is professionally made porn which seeks to emulate the style hentai videos of amateur pornography. Pegging is a sexual practice in which a woman performs anal sex on a man by mature milfs penetrating the man anus with a strap-on dildo. The person receiving anilingus is regarded as the passive partner in the act, and the person performing anilingus is the active partner. The work of Bruce Seven has been called reality porn, due to his lack of using scripts and asking his performers to act naturally in their own character. Specific sex acts Anal Anal pornography features anal penetration with a penis, dildo, other objects, or some combination of them. The concept of lesbian, to differentiate women with a shared sexual orientation, is a 20th-century construct. Several hundred exclusively pegging films were produced, as well as twice as many bisexual and straight films with strap-on scenes. It is sometimes combined with BDSM features. The term combines elements of the Freudian psychoanalytic fetish and the Marxist commodity fetish, and is used in the context of British, Spanish and French colonialism and imperialism and their aftereffects. Since the 1980s, many practitioners and organizations have adopted the motto safe, sane and consensual, commonly abbreviated as SSC, which means that everything is based on safe activities, that all participants be of sufficiently sound/sane mind to consent, and that all participants do consent. A few extremely flexible males can reach and stimulate their penis with their tongue or lips, and so perform autofellatio. For legal reasons, the vast majority of so-called reality porn involves professional actors and actresses posing as so-called amateurs.