Celebrity sex tapes are amateur or professionally-made recordings of sex acts, as performed by a celebrity and their partner. Hentai is the various forms of Japanese pornography, including H-manga, H-anime, and H-computer games. The term discipline describes psychological restraining, with the use of rules and punishment to control overt behavior. 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. The range of its individual characteristics is thereby wide. This may relate to fetishes such as voyeurism or mature milfs cuckolding. This technique may include the use of a simulacrum, or artificial vagina. Shemale is a term primarily used in sex work to describe a trans woman with male genitalia combined with female secondary sex characteristics, usually including augmented female breasts, from breast augmentation and/or use of hormones. It is suggested that much of the obscurity and the uncertainties about female ejaculation are related to mixing up these two phenomena. The term Asiaphile is sometimes used to describe the same phenomenon as is yellow fever . This style of filming is in contrast to having a separate, third-person camera crew filming all the action. In some scenes or relationships it may be impossible for consent to be withdrawn in the middle of a scene, or the bottom may have the ability to revoke consent for a relationship as a whole, but not for a particular scene. Cuckold fetish pornography that involves a cuckolded gay cock husband. Normal quantities of ejaculate range from 1.5 to 5.0 milliliters . Advocates of RACK adult anime argue that SSC can hamper discussion lesbian hentai of risk because no activity is truly safe, and that discussion of even low-risk possibilities is necessary for truly informed consent. Some BDSM practitioners prefer a code of behavior that differs from SSC and is described as risk aware consensual kink , indicating a preference for a style in which the individual responsibility of the involved parties is emphasized more strongly, with each participant being responsible for his or her own well-being.