Man of Steel, Woman of Kleenex was reprinted in the 1990 Niven compilation "N-Space". It was published with softcore illustrations by classic Superman artist Curt Swan with all identifying logos and names removed, in a 1995 edition of "Penthouse Comix". In 1986 it was posted to Usenet, leading to an early debate about online copyright violation. Man of Steel, Woman of Kleenex Man of Steel, Woman of Kleenex is a 1969 essay in which science fiction author Larry Niven details the problems that Superman would face in sexual intercourse and reproduction with a human woman, using arguments based on humorous reconciliation between physics, biology, and the
Superhero fiction Gail Simone has coined the term "Women in Refrigerators" (named after an incident in "Green Lantern" #54 where Kyle Rayner's girlfriend Alex DeWitt is murdered by the supervillain Major Force and stuffed into Rayner's refrigerator) to refer to this practice. Many works of superhero fiction occur in a shared fictional universe, sometimes (as in the cases of the DC and Marvel Universes) establishing a fictional continuity of thousands of works spread over many decades. Changes to continuity are also common, ranging from small changes to established continuity, commonly called retcons, to full reboots, erasing all previous continuity. It is also