美股开盘，道指跌0.02%，标普500指数涨0.03%，纳指跌0.12%。特斯拉(TSLA.O)涨2.38%，特斯拉 RoboTaxi服务在得州推出。特朗普媒体科技集团(DJT.O)涨2.86%，公司董事会批准股票回购计划。 ...

Group 1 - The core viewpoint is that Tesla's RoboTaxi service is facing its first significant test, which could amplify any negative factors [1] - Gene Munster, the managing partner of Deepwater Asset Management, emphasizes the importance of this situation, indicating that it is critical for the company [1] - The statement suggests that the outcome of this test could have substantial implications for Tesla's future operations and market perception [1]