Case for Before Aug 9, 2024According to The Verge, the Tesla Semi was unveiled at a press conference on November 16, 2017. However, according to Reuters, the first Semi was not delivered until late 2022. The point being, it's easier to 'unveil' a product than to produce it, so the Robotaxi's unveiling could easily be on schedule.
Case for Not before Aug 9, 2024Musk is often late on his timeframes: '[Musk] believes it'll be within 10 years but he's always wrong by two or three times — how fast self-driving will be; how fast the Cybertruck will be made; how fast we will get to Mars. I think in 30 years, there'll be missions to Mars. In 10 years, it's unlikely.' (Musk biographer Walter Isaacson via BusinessInsider - 12.20.23)