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 orgasm. Such explicit sexual interaction is seen only rarely in public play spaces, and it is sometimes specifically banned by the rules of a party or playspace. Greater economic and social freedom allowed them gradually to be able to determine how they could form relationships and families. BDSM communities generally welcome anyone with a non-normative streak who identifies with the community; this may include cross-dressers, extreme body mod enthusiasts, animal players, latex or rubber aficionados, and others. Reality Reality pornography refers to real or faked amateur encounters. Women in homosexual relationships responded to this designation either by hiding their personal lives or accepting the label of outcast and creating a subculture and identity that developed in Europe and the United States. Snuff pornography involves the actual death of any of the participants, consenting or otherwise, simulated death is not considered snuff. There is also some evidence that pornography can be used to treat voyeurism. Lesbian pornography made for women is usually made by women, and usually features women who identify as lesbian or bisexual. BDSM is a variety of erotic practices involving dominance and submission, role-playing, hentai movies restraint, and other interpersonal dynamics. Although interracial pornography theoretically can apply to depictions of sexual activity hot gay sex between performers of any different racial groups, the term is most commonly used for heterosexual sex acts between black and white performers. Failure to honor a safeword momsex is considered serious misconduct and could even change the sexual consent situation into a crime, depending on the relevant law, since the bottom has explicitly revoked his or her consent to any actions that follow the use of the safeword . Some BDSM practitioners prefer a code of behavior that differs from SSC and is described as risk aware consensual kink , indicating a preference for a style in which the individual responsibility of the involved parties is emphasized more strongly, with each participant being responsible for his or her own well-being.