There has been an increase in discussion and portrayal of masturbation in art, popular music, television, films, and literature. Women oriented pornography is sometimes referred to as sex positive pornography. The term applies to the depiction of the act rather than the act itself, and so does not include live exhibitions like sex shows and striptease. It is sometimes combined with BDSM features. The full-weight body-pressure, moisture, sex odors and darkness can be perceived as powerful sexual attractions or compulsions. A few extremely flexible males can reach hentai porn and stimulate their penis with their tongue or lips, and so perform autofellatio. Hardcore pornography is pornography that depicts penetration or extreme fetish acts, or both. 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. Gay-for-pay describes male or female actors, pornographic stars, or sex workers who self-identify as heterosexual but who are paid to act or perform as homosexual professionally. Sexologist Alfred Kind suggested big tit milf that the buttocks is the primary sexual presentation site in primates. For legal reasons, the vast majority of so-called reality porn involves professional actors and actresses posing as so-called amateurs. Rainbow parties were covered on The Oprah Winfrey Show in 2003, and became the subject of a juvenile novel called Rainbow Party. Multiple men and women Bisexual pornography features one woman and two men who all perform sex acts on each other. A variant of A2M is ATOM where a performer inserts his penis directly from one recipient anus into a second recipient mouth. The current record is held by Lisa Sparks who had sex with 919 men on October 16, 2004 in Warsaw, Poland as part of the Third Annual World gay bear porn Gangbang Championship and Eroticon 2004.