Unlike smothering, in facesitting the bottom partner is not deprived of air. The mouth was the most common area to be ejaculated upon. Works in this genre may explore philosophical, political or social issues. Following World War II, during a period of social repression when governments actively persecuted homosexuals, women developed networks to socialize with and educate each other. For a foot fetishist, points of attraction include the shape and size of the foot and toes , jewelry , treatments , state of dress , odor, and sensory interaction . Special forms include lesbian hentai erotic roleplay like ageplay, in which a difference in age, either real or enacted, formulates the background; or petplay. As the prostate is touch-sensitive, some directly stimulate it using a well-lubricated finger or dildo inserted through the anus into the rectum. The resulting consent and understanding is occasionally summarized in a written contract, which is an agreement of what can and cannot take place. Its gain in prominence has been attributed to its depiction in the film Pecker, which was released in 1998. Threesome or 3some pornography features one man and two women . Today, pornographic films can be sold or rented on DVD, shown through Internet and special channels and pay-per-view on cable and satellite, momporn and in adult theaters. The naked appearance of actress Demi Moore in the advanced stage of pregnancy on the cover of Vanity Fair magazine in 1991 marked the beginning of a period which has since seen pregnancy presented by celebrities as a glamorous state of living, while also creating a market for photographers to produce images of pregnant mothers, and for fashion stylists to introduce pregnancy styling to their business. People may also find masturbating with friends helps lift the stigma they feel surrounding the act. Breeding is sometimes followed by felching, which involves sucking the semen from the partner anus. The precise definition of roles and self-identification is a common subject videos gays of debate, reflection, and discussion within the community.