Just evidence.… The first thing Aya noticed was that the delivery fee had changed again. Not by much—just another 80 yen added to the checkout screen of the grocery platform she used every week. Yet the explanation beneath the fee was different this time. “Community Delivery Participation Discount Available.” She tapped the icon. The system explained that customers could reduce their delivery fees by allowing autonomous delivery robots to use the front-facing camera of their smartphones during the final twenty meters of delivery. The robots would receive temporary visual guidance from customers standing at their doors, reducing navigation failures and insurance costs. In other words, customers were now helping deliver their own groceries. Aya laughed. “First I scan my own items. Then I pack my own bags. Now I guide the robot too.” The platform’s AI assistant replied instantly. “Participation reduces last-meter delivery costs by 17.4% on average.” The ass...