Elon Musk on Monday boosted the dangerous, years-old “Pizzagate” conspiracy theory in a post on X, the platform formerly known as Twitter, just days after being roundly criticized and facing an advertiser exodus following his embrace of an antisemitic conspiracy theory. Elon Musk, Chief Executive Officer of SpaceX and Tesla and owner of Twitter, gestures as he attends the Viva Technology conference dedicated to innovation and startups at the Porte de Versailles exhibition centre in Paris, France, June 16, 2023. Elon Musk’s X sues media watchdog Media Matters over report on pro-Nazi content on the social media site In a...