The gay movie current public acceptance of celebrities with sex tapes is speculated by Joe anime hentai Levy, executive editor of Rolling Stone, to be due to the easy availability of pornography, as well as couples more commonly making their own tapes due to the prevalence of video cameras. Examples of mentally oriented practices are education games, during which the dominant requires certain forms of behavior from the submissive. Hardcore pornography is pornography that depicts penetration or extreme fetish acts, or both. Behind the Green celeb news Door was one of the first pornographic films to feature sex between a white actress with a black actor . Pussing: British expression for an activity involving a consenting couple where the male partner watches the woman urinate otherwise undetected in a semi-public place, usually a toilet cubicle at a pub, hotel, restaurant, big tit milf theatre/cinema, office, club etc. When the interest in a particular subject is celebrity sex videos obsessive, the behavior may be described as stalking. A study of 164 males in Finland from two SM clubs found that 18.2% had engaged in coprophilia; 3% as a sadist, 6.1% as a masochist, and 9.1% as both. 18% of heterosexuals and 17% of homosexuals in the study pool had tried coprophilia, showing no statistically significant difference between heterosexuals and gay movies homosexuals. As a form of non-penetrative sex, it can be done for its own enjoyment or as foreplay. It is typically animated pornography, as the legal age to be featured in a pornographic film in Japan is 18. The queening stool is also related to a smotherbox, which also allows the person under the seat to be locked in place, restrained by the neck as in a celebrity porn set of stocks. It contains graphic sexual activity and visible penetration. Some anthropologists and sociobiologists believe that breast fetishism derives from the breasts similarity to buttocks, but instead provide sexual attraction from the front of the body. A study of the condom usage habits of New Zealand sex workers said that they offered various safe sex alternatives to vaginal sex to clients who refused to wear a condom.