Tesla and SpaceX CEO Elon Musk, who co-founded OpenAI in 2015 and left the startup in 2018, only to start his AI venture xAI, has now publicly endorsed the SB 1047 AI safety bill in California. What Happened: On Monday, Musk took to X, formerly Twitter, and expressed his support for the SB 1047 AI safety bill in California. “This is a tough call and will make some people upset, but, all things considered, I think California should probably pass the SB 1047 AI safety bill,” Musk wrote. He went on to add that for 20 years, he has been an advocate for AI regulation, “just as we regulate any produ…