Elon Musk has unveiled Tesla's advancements in robotics and autonomous vehicles at the 'We, Robot' event, highlighting the Optimus humanoid robots and the Cybercab. The Optimus robots, priced between $20,000 and $30,000, can perform various tasks such as serving drinks and walking dogs, and are envisioned to play roles in homes and industry by 2026. The Cybercab, a fully autonomous vehicle without steering wheels or pedals, is expected to be available by 2026 with a price tag under $30,000. Musk emphasizes a future where both robots and self-driving vehicles transform daily life, suggesting that these technologies will become ubiquitous and affordable. Additionally, the event featured the unexpected introduction of the Robovan, a larger autonomous vehicle capable of transporting up to 20 people. Tesla's focus on AI and robotics aims to address challenges with its current electric vehicle lineup and capture investor interest.