Mar 11, South African children as young as 11 are having sex, filming the act, and then selling it on the Internet. According to a Johannesburg family therapist, this is a disturbing reality facing South African teenagers. Dr Tanya Robinson says: "In my practice I have seen numerous teens from as young as 11 who become involved in very disturbing sexual situations, for example, teens photographing each other having sexual intercourse, orgies, having oral sex, etc and selling it as pornography via the Internet.