Prof Carl Djerassi claims advances in fertility treatment make it safer for parents without fertility problems to consider IVFSex could become purely recreational by 2050 with large numbers of babies in the Western world born through IVF, the professor who invented the contraceptive pill has claimed.Prof Carl Djerassi, the Austrian-American chemist and author, said he believes that the Pill will become obsolete because men and women will choose to freeze their eggs and sperm when young before being ...