>He expected them to speak the barest minimum of English, so speakers of Japanese, Bantu, Hindi, and Algonquin do not have to learn more than one foreign language when vacationing abroad.

Why are speakers of Japanese, Banty, Hindi and Algonquin vacationing abroad a problem of locals who just want to live their own life?... Most people do learn English for one reason or another, but "entertaining tourists" is not one of them.