Elon Musk says copycats are why Tesla can't unveil Optimus sooner

Tesla expects to start production of Optimus, its humanoid robot, later this year. Costfoto/NurPhoto via Getty Images Tesla hopes to unveil the latest version of its Optimus robot around late summer of this year. Elon Musk said he wants to push the date closer to the start of production because of competitors. Tesla said it's making two factory lines in California and Texas for Optimus production. Elon Musk wants to show off the goods — but not to nosy rivals. During Tesla's Q1 earnings cal...