I think behind closed doors people behave differently no matter what period we're looking at, because people have to stand up straight in public but can slouch behind closed doors - can you imagine wearing those corsets? ↗
Well, I actually grew up in the sixties. I feel very lucky, actually, that that was my slice of time that I was dealt. Let's remember that the real motivation in the sixties, and even in the fifties, was the Cold War. ↗