Double Stuffed , Double Vaginal , or Double Anal pornography involves the penetration of one orifice by two penises or other objects. Originating in Japan in the 1980s, the genre subsequently spread to North America and Europe, and crossed over into gay pornography. When the interest in a particular subject is obsessive, the behavior may be described as stalking. The porn industry and viewing public were shocked by the then-taboo spectacle of a white woman having sex with a black man. Although interracial pornography theoretically can apply to depictions of sexual activity between performers of any different racial groups, the term is most commonly used for heterosexual sex acts between black and white performers. Sigmund Freud considered foot binding as a form of fetishism. The name is a reference to gonzo journalism, in which the reporter is part of the event taking place. Jerk off instruction features a performer encouraging or instructing the viewer to masturbate, often culminating in a countdown at the end of which the viewer is invited to induce big tit milf orgasm. Compensating elements of the total dominance and submission are care and devotion complementing one another, thus facilitating stable relationships. Sub-genres can also be classified into the characteristics of the performers or the type videos gays of sexual activity on which it concentrates, and not necessarily on the market to which each sub-genre appeals. The reverse of this, in which gay hentai nude women interact with clothed men, is called Clothed male, naked female . It is also known colloquially as gushing or squirting, although these are considered to be different phenomena in some research publications. Bondage websites and bondage imagery in mainstream pornography As of 2003, specialist bondage magazines were mostly displaced by the availability of bondage material on the World Wide Web, and the presence of bondage imagery in mainstream pornographic magazines such as Nugget and Hustler Taboo magazine. Rainbow parties were covered on The Oprah Winfrey Show in 2003, and became the subject of a juvenile novel called Rainbow Party.