Firstly the linked source is paywalled so that's ignored. Secondly, we are talking about post-war USA, so very generally '45 -> circa '70, not 2016 and the mod

Firstly the linked source is paywalled so that's ignored. Secondly, we are talking about post-war USA, so very generally '45 -> circa '70, not 2016 and the modern globalised world that are not representative of the world back then where even the internet didn't exist.