Not to detract from the main point of the article, but the general linguistic Puritanism of Americans it describes is very startling to British (and, I am sure,

Not to detract from the main point of the article, but the general linguistic Puritanism of Americans it describes is very startling to British (and, I am sure, Australian) ears - here, even an old person would never be so coy as to utter "gosh darn it", and the first time I encountered the term 'restroom' (as a tourist in an American airport) I actually laughed out loud, suspecting a joke.