Tesla and SpaceX CEO Elon Musk met Argentina president Javier Milei, displaying camaraderie reminiscent of their previous meetings. What Happened: A video shared by the official X handles of Milei and Musk showed the two greet each other with a warm handshake. Interestingly, Musk wore a MAGA (Make America Great Again) hat, and made a gesture pointing to it, evoking laughs from the Argentinian leader, though the exact words exchanged were unclear as of this writing. Milei is in town to deliver Argentina’s national address to the United Nations General Assembly on Tuesday. Musk then proceeded to…