Tesla is “trying to turn a nightmare into a dream with Tesla Insurance,” Chief Executive Officer Elon Musk said Wednesday.Tesla is “trying to turn a nightmare into a dream with Tesla Insurance,” Chief Executive Officer Elon Musk said Wednesday. His final words during an earnings conference call that lasted more than an hour came as Musk and Chief Financial Officer Zachary Kirkhorn addressed an analyst’s question about profit margins and take-up rates for the insurance program of the electric vehicle manufacturer.