[Ah... right. Even if he doesn't understand what phones or recording is, people still have memories. And the shadow-play had just enough dialogue for anybody to come to some kind of conclusion about the plot.]

.... [A heavy sigh.] So be it. What could we do about it? Going around and asking a few dozen strangers to forget the unforgettable would be an impossible task. [Not only logistically, but emotionally. Every time would require having to explain himself, dredge those memories and sensations back up, over and over again. Reliving it endlessly in the hopes that others might be willing to let it go.]