As I sat in the backseat of a sleek, futuristic vehicle navigating the busy streets of Berlin, my heart raced. The car glided smoothly past traffic lights, effortlessly weaving between cyclists and pedestrians, all without a driver at the helm. My initial excitement quickly morphed into curiosity as I pondered the technology allowing this marvel of engineering to operate so seamlessly. What truly makes these driverless cars tick, and are we ready for them on our roads?