Tesla and SpaceX's CEO Elon Musk addresses the European Jewish Association's conference, in Krakow, Poland, Monday, Jan. 22, 2024. A group of federal appeals court judges in New Orleans is deciding whether a 2018 Twitter post by Tesla CEO Elon Musk unlawfully threatened Tesla employees with the loss of stock options if they decided to be represented by a union. (AP Photo/Czarek Sokolowski, File)