Through the 1990s, mainstream movie and television actors have been more willing to portray homosexuality, as the threat of any backlash against their careers has lessened and society acceptance of gay and lesbian people has increased. This is commonly called double anal or double stuffing. In September 2003 the BBC reported on the new dogging craze. Pornographic films or sex films are films that present sexually explicit subject matter for the purpose of sexual arousal and erotic satisfaction of the viewer. Pornography can be classified according to the physical characteristics of the participants, fetish, sexual orientation, etc., as well as the types of sexual activity featured. The shocker accomplishes this using several hentai porn fingers of one hand. The essence of voyeurism is the observing but may also involve the making of a secret photograph or video of the subject during an intimate activity. Sexual scenarios may involve male domination, female submission, exhibitionism and erotic entertainment. BDSM has become an umbrella term for certain kinds of erotic behavior between consenting adults. Anti-pornography psychologist Ana Bridges and colleagues conducted a content analysis of best-selling heterosexual pornographic videos showing that over 96% of all scenes concluded with a male performer ejaculating onto the body of his female partner. Accepting that Eros is not always pretty, and may involve the forbidden or taboo - as with women pornography – forms part of the struggle with the good girl/bad girl or virgin-whore split in postmodern femininity. The terms can be complimentary or pejorative. As observation is encouraged, voyeurism and exhibitionism are closely associated with dogging. Bukkake, Gokkun, Omorashi, and tentacle erotica are few uniquely Japanese genres known to western viewers. This yields a view that would not be obtainable directly through the eyes of a person while experiencing the sex act. It may also involve touching, rubbing, gay fuck or pinching the nipples or other erogenous zones while masturbating.