But we need to be aware of what Churchill said of uk and usa - two nations separated by a common language… My (American) Latin teacher used to scream, literally, at his fellow citizens, “You guys don’t know what a past perfect is. How can you learn Latin?” His grades indicated they couldn’t…. But spelling variations are another matter and we just have to be consistent.
BTW his hobby was to translate the overseas Times Herald Tribute into Latin each day. He was the guy who invented new Latin words for the 20th century inventions, and finally, he once got away with starting an official translation of a papal document thus: “Once upon a time…..” No bigwig noticed. Father Reggie was unique!