In the long arc of technological disruption, the arrival of Tesla's Cybercab robotaxi service marks a familiar but consequential moment: a company moving faster than the rules designed to govern it. Elon Musk is deploying commercial self-driving vehicles across jurisdictions where regulatory frameworks remain unfinished, forcing oversight bodies to reckon with questions of safety, liability, and public trust that have no settled answers. The tension is not merely between a corporation and its regulators, but between two philosophies of progress — one that learns by doing, and one that insists