For some people, non-penetrative sex is the primary sexual activity of choice above all anime hentai others. Swinging can take place in various contexts, ranging from a spontaneous sexual activity at an informal social gathering of friends to a regular social gathering in a sex club or residence. A spanking may be carried out with the use of a bare or gloved hand, or with any of a variety of implements, including a paddle, strap, hairbrush, feather duster or belt. During anal sex, male pleasure can be particularly derived from the prostate, which can lead to an orgasm and ejaculation. Breeding is sometimes followed by felching, which involves sucking the semen from the partner anus. 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. The current public acceptance of celebrities with sex tapes is speculated by Joe 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. By comparison, gonzo pornography puts the camera right into the action, often with one or more of the participants both filming and performing sexual acts, without the usual separation between camera and performers seen in conventional porn and cinema. In POV porn, the shooting style is generally similar to gonzo pornography, with the person receiving sexual gratification holding the camera him or herself—aiming it down at the actress or actor who is performing the sex act. Such video tapes are often released without the consent of their subjects, and could potentially damage celebrities careers. Felching is a sexual practice involving the gay sex video act of orally sucking semen out of the vagina or anus of one partner. It is the most common form of sexual fetishism for otherwise non-sexual objects or body parts. However, various groups within society considered such depictions immoral, horny milfs labelling them pornographic, and attempting to have them suppressed under obscenity laws, with varying degrees of success.