Elon Musk acknowledged Tesla Inc. is having to make special efforts to retain artificial intelligence specialists, some of whom have left the carmaker in the past year to join his AI venture.Tesla is increasing compensation for its AI engineering team, contingent on performance milestones, Musk wrote on X, his social media network. In responding to a report by The Information on how his startup xAI has poached four engineers from Tesla, the chief executive officer blamed “the craziest talent war...