Owner of X, Elon Musk, responded to a post on the platform that appeared to label “Shark Tank” fame billionaire Mark Cuban an idiot. What Happened: Musk’s post on Sunday was in response to a post that featured a likeness of Cuban with the words “There’s nothing in the world more dangerous than an idiot who thinks he’s a genius.” Musk responded to the post by a designer at Dogecoin (CRYPTO: DOGE) by writing, “The tenacity of his stupidity is a marvel to behold.” Notably, Musk’s reaction came amidst a heated online discussion. Cuban had initiated a poll on his social media account, asking his fo…