You know Stephen says in the movies no one ever goes to the bathroom. They shave they brush their teeth. He goes right at this sort of funny taboo we have about the bathroom and he turned it into this nightmare you know your worst fear of what's in there.
There is the fear common to all English-only speakers that the chief purpose of foreign languages is to make fun of us. Otherwise you know why not just come out and say it?
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I won't touch on risky because that's subjective. People are just afraid of things too much. Afraid of things that don't necessarily merit fear.