马斯克后悔领导“政府效率部”：这样反对者们就不会烧特斯拉了

Group 1 - The core viewpoint of the article is that Elon Musk, during an interview, expressed regret about leading the "Government Efficiency Department" and stated he would prefer to focus on his companies instead [1][3]. - Musk mentioned that during his tenure at the "Government Efficiency Department," Tesla faced vandalism and arson due to opposition to his significant cuts in federal employment and political stance [3]. - The "Government Efficiency Department" claimed to have saved $214 billion, but independent observers argue that the actual savings are less than reported [3][6]. Group 2 - Musk stated that the "Government Efficiency Department" achieved some success in reducing wasteful spending, although he acknowledged that the actual savings are difficult to quantify [3][6]. - Since leaving the "Government Efficiency Department," Musk has not returned to Washington, D.C., and criticized the U.S. government as fundamentally flawed [8]. - Musk has been vocal about the U.S. national debt, highlighting that interest payments exceed the budget of the Department of Defense, and warned that without solutions from AI and robotics, the country faces dire consequences [8].