To them porn is sex and it is not the totality of sex. Sex involves feelings of love and attraction and appreciation. These aspects of sex have been beaten out of many Americans as prudish, corny or sexist.
it is an old cliché of feminism is for jealous ugly women.
looking at hollyweird how many actresses (and actors) would jump on a couch for a big enough acting shot?
remember when all the outrage over the movie indecent proposal (couple sells night with wife for two million). you had a parade of ugly woman outrage....as if anyone would want them.