On Knowledge Fight they go back and forth between it being Elon, his brother, or a really good impersonator who's doing it so people think he's Elon. It's pretty spot-on and Alex Jones immediately goes into m'lord mode thinking it's actually Elon. I think it is Elon because he had that other weird account roleplaying as his child. The world's loneliest boy is inventing imaginary friends to tell him how smart he is.