To paraphrase CS Lewis, "FriendshipCasual sex is unnecessary, like philosophy, like art. It has no survival value; rather it is one of those things which give value to survival.”
CS Lewis has never had to choose which travel companion to cannibalize during a mountaintop snow storm. Unless your acquaintances look particularly diseased, they’re usually the easiest choice. Friendship can save your life. Take that, you timeless fuck
Depends on what you count as casual sex. People grow emotionally more attached to friends with benefits than to strangers too and might help them in a tough situation over a stranger or mere acquaintance.