“If the goal was to simmer down the temperature, it didn’t. It became volcanic.” Photo-Illustration: Vulture; Photos: Getty Images Bob Iger and Disney are used to dealing with all manner of PR crises; it comes with the territory when you’re operating one of the best known and most beloved brands in the world. But what has happened with Jimmy Kimmel over the past 24 hours has been something far different (and scarier) than a mere public-relations kerfuffle: FCC chairman Brendan Carr, a MAGA