Elon Musk’s “retro-futuristic” Tesla Diner in Hollywood has become a new flashpoint for the “Tesla Takedown” movement, with dozens of protesters picketing the diner last weekend alongside inflatable tube figures of Musk performing a Nazi salute. The viral popularity of the new diner, which is surrounded by 80 Tesla charging stations and two giant movie screens, has sparked out-the-door lines, massive traffic jams, and two angry protests, all within its first week of operation. Organizers say they are protesting against what they see as the Tesla CEO’s corrosive effect on US democracy, as well as the human cost of the...