The term is typically used by the cinematographer within the narrative framework of a pornographic film, and since the 1970s has become a leitmotif of the hardcore genre. In 1988, a sex tape caused significant gay hentai damage to Rob Lowe career. Being forced to wear diapers as a form of humiliation is sometimes a behavior encountered in sexual masochism. The preference could be barefoot, high-heels, flip flops, and so on, depending on the fetishist. A celebrity can fight the release in court to maintain deniability while still enjoying the career benefits. Such grounds and even the definition of pornography have differed in various historical, cultural, and national contexts. It has since become popular enough with couples to be discussed during an episode of Sex and the City. Since mammary intercourse is a non-penetrative sex act, the risk of passing a sexually transmitted infection that requires direct contact between the mucous membranes and pre-ejaculate or semen is greatly reduced. The term porn milf BDSM dates back gay cock to 1969; however, the origin of the term BDSM is unclear and is believed to have been formed either from joining the term B&D with S&M , or as a compound initialism from B&D, D&S , and S&M. People may experience pleasure from anal sex by stimulation of the anal nerve endings, and orgasm may be achieved through anal penetration – by indirect stimulation of the prostate in men, indirect clitoral/G-spot stimulation in women, and associated sensory nerves . Typically features adult, masculine men with varying degrees of muscle, body fat, and body hair, akin to beefcakes, or bears. Threesome or 3some pornography features one man and two women . Rubber pornography involves rubber, latex, and similar materials. Pegging films include Strap It On , Babes Balling Boys , Strap Attack, Strap-on Sirenz, Strap-on Chicks, Boss Bitches , various movies produced by LEDA Studios, and San Francisco-based Men In Pain. Women with women Main article: Lesbianism in erotica: Lesbianism in contemporary pornography Lesbian or girl-girl pornography features women engaged in sex together, but is typically aimed at a male audience.