Most consumers of bisexual pornography do not identify as gay. Social attitudes towards the discussion and presentation of sexuality has become more tolerant and legal definitions of obscenity have become more limited, leading to an industry for the production and consumption of pornography in the latter half of the 20th century. When all regions of the face are included, facial cum shots comprise approximately 62% of scenes where external ejaculation occurs. The higher pay scale and profile within a production often leads to group scenes where a straight actor only tops. Squirt pornography involves women ejaculating. Transwomen are most often featured with male partners, but are also featured with other transsexuals or cissexual women. A sexual fetish may be regarded as an enhancing element to a romantic/sexual relationship achieved in ordinary ways or as a mental disorder/disorder of sexual preference if it causes significant psychosocial distress for the person or has detrimental effects on important areas of their life. Various groups within society have considered depictions of a sexual nature immoral, labeling them pornographic, and attempting to have them suppressed under obscenity and other laws, with varying degrees of success. Japanese rope bondage is distinguished by its use of specific katas and aesthetic rules. Bareback sex is physical sexual activity, especially sexual penetration, mature milfs without the use of a condom. See Gay-for-pay. Initially, few animation studios in the United States attempted to produce animation for adult audiences, but later examples of animation produced for adults would gain mainstream attention and success. Fat fetishism also incorporates stuffing and padding, whereas the focus of arousal is on the sensations and properties of a real or hentai videos simulated gain. Through the 1990s, gay movies 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.