xxx: Why did they cease to regard perversions as perversions and began to regard them as what they are not? What gesture is that?
yyy: Normal changes in the categorization of phenomena due to a change in scientific paradigms. For the same reasons, obsession with demons was no longer regarded as obsession, eclipse of the sun as evil spirits, and homosexuality as a disease. Or did you mean something specific? And, you know, in some cultures to come to the shadow of man is still a terrible sacrament.