The rise of the Internet in the late 1990s and early 2000s similarly changed the way pornography film was distributed and furthermore complicated the censorship regimes around the world and the legal prosecution of obscenity. Some restrict a policy of panties/nipple tape for females and some allow full nudity with explicit sexual interaction allowed. Sadomasochism does not imply enjoyment through causing or receiving pain in other situations . Interracial 3d hentai pornographic films have experienced an explosion in popularity, becoming one of the fastest-growing and biggest-selling genres. A variant of A2M is ATOM where a performer inserts momporn his penis directly from one recipient anus into a second recipient mouth. However, the tradition of bondage magazines continues in the form of art books of bondage photographs, published by mainstream publishers such as Taschen. Watersports pornography features sexual activities young gay porn involving urine, such as golden showers. This is commonly called double anal or double stuffing. Others may also use vibrators and other sexual devices more commonly associated with female masturbation. In the 1970s, the hardcore pornography genre introduced the stereotypical cumshot scene as a central element of the hardcore film, in which the male actor ejaculates in a way ensuring maximum visibility of the act itself. Reality Reality pornography refers to real or faked amateur encounters. One or more of the participants may engage in autoerotic sexual activity, such as masturbation, possibly without physical contact with the other participants. The term hentai is never used in this context in Japanese. In the context of consensual erotic activities, sadism and masochism are not strictly accurate terms; there is a significant difference from the medical or psychological usage of both terms. Big Beautiful Woman is a euphemism for an overweight woman and is frequently used in the context of fat fetishism. These scenes may either have the cameraman directly engaging in sex or merely filming others having sex.