There was a "bromance," there are common accusations and dirt-digs. How Musk's relation with Trump has changed

Not long ago, they were smiling for the cameras in the Oval Office. Donald Trump called Elon Musk "a genius of our time," and Musk declared that he would "always be friends with the president." But all honeymoon must come to an end. What happened between the 2 most powerful men in America?