The billionaire entrepreneur Elon Musk discusses SpaceX’s Mars mission, AI's role in the future of society and plans for his eventual successor, while laying out his ideas of what Twitter should be and the role the platform plays in politics. 0:00 Twitter’s exclusive interviews 5:36 Musk’s time management 9:27 Musk’s succession plans 14:44 SpaceX goals 20:36 Linda Yaccarino and Twitter’s goals 30:46 Twitter job cuts and advertising 36:38 Rapid-fire questions 39:05 AI and China 44:31 Musk on AI 59:01 Tensions with China 1:02:34 Questions from the audience #ElonMusk #Tesla #WSJ