Elon Musk wants to bring more joy to the world. Writing on X on Christmas Eve, Musk said he was switching up Tesla's "mission wording" from "Sustainable Abundance" to "Amazing Abundance.""The latter is more joyful," he wrote. Musk appeared to be referring to Tesla's latest "master plan," its long-term strategy document. The fourth edition, released this September, contains several mentions of "sustainable abundance" — an idea that Tesla's products and services will "accelerate global prosperity" and creat ...