Sun, 05/07/2023 - 09:57 Tech Insider Sports Elon Musk with his three-year-old son and Jeff Bezos went to the final practice ahead of the F1 Grand Prix of Miami at Miami International Autodrome.Dan Istitene, Mark Thompson/Getty Images Tags Tech Insider, Transportation, Sports, News, Features, Jeff Bezos, Elon Musk, X Æ A-12, X Æ A-XII, F1, Miami Grand Prix, Red Bull Racing, Weekend BI UK News Source Billionaire rivals Elon Musk and Jeff Bezos showed up as VIPs at the F1 Grand P…