Elon Musk says Tesla will unveil its robotaxi on Aug. 8; shares pop

- Elon Musk announced that Tesla will reveal its robotaxi product on August 8 - This could be a major new business opportunity for Tesla, as investors are becoming more cautious due to slowing growth - Tesla shares rose over 3% in extended trading after Musk's announcement - Tesla has yet to deliver a robotaxi or autonomous vehicle, despite previous promises - Alphabet's Waymo and Chinese company Didi are already operating commercial driverless ride-hailing services - Apple recently shut down its self-driving unit and laid off about 600 employees - Unveil dates for Tesla products do not guarantee a near-future commercial release, as seen with the Tesla Semi truck unveiled in 2017 but only starting deliveries in 2022.