Investor Gary Black, managing director of The Future Fund LLC, thinks that Uber Technologies Inc. (NYSE:UBER) could be poised to lead the Robotaxi sector ahead of Elon Musk-led Tesla Inc. (NASDAQ:TSLA) and Alphabet Inc.‘s (NASDAQ:GOOGL) (NASDAQ:GOOG) Waymo. Operational Leverage In a post on X on Wednesday, Black quoted a post by user @KevinMac291, which claimed that Robotaxi companies would ditch the Uber platform as soon as they achieved autono…