( JTA ) — “Curb Your Enthusiasm,” in many ways the most Jewish show on TV , is no longer airing on Sunday nights. But fans of its creator and star, Larry David, got a surprise appearance from him this Sunday — during a Super Bowl ad for a cryptocurrency company. The ad, from a company called FTX, shows David scoffing at various landmark inventions in history, deploying his trademark “nah” and shouting angrily multiple times, including at John Hancock, the first signer of the Declaration of Independence. Over the course of 60 seconds, David dismisses the wheel, the fork,...