This fetish sometimes originates from childhood memories momsex of needing, or of seeing another needing, to urinate. Its primary anime hentai goal is sexual arousal in its audience. By Japanese law, the genitals of actors and actresses must be censored and up the mid-1990 so was the depiction of pubic hair. Softcore gay pornography also exists; it at one time constituted the genre, and may be produced as beefcake pornography for heterosexual female and homosexual male consumption. Some techniques which may work for one individual can be difficult or uncomfortable for another. The range of its individual characteristics is thereby wide. Performers are usually clean-shaven, thinner and more effeminate than ones in mainstream hot gay sex gay pornography. The other person may do the same during or after. The Silent Duck, also called Duck-Billing, is the technique often used in which the person engaging in hand insertion shapes the hand to resemble a duck beak. This stop and go build-up, known as edging, can achieve even stronger orgasms. These scenes may either have the cameraman directly engaging in sex or merely filming others having sex. Oral sex pornography frequently features a person performing fellatio, and less frequently cunnilingus. In Canada, Teletoon offers up its own Teletoon at Night programming block. The scenario is a genre of erotica, which on the internet is sometimes abbreviated to CMNF, and may involve sexual and nonsexual erotic scenarios. For much of the history of cinema and television, lesbianism was considered taboo, though since the 1960s it has increasingly become a genre in its own right. Some women who engage in same-sex sexual activity may reject not only identifying as lesbians but as bisexual as well, while other women self-identification as lesbian may not align with their sexual orientation or sexual behavior; sexual identity is not necessarily the same as one sexual orientation or sexual behavior, due to various reasons, such as the fear of identifying their sexual orientation in a homophobic setting.