• Hildegarde
    link
    31 month ago

    I took a vertical self driving car to my hotel room. It worked fine because it runs in a controlled environment with no obstacles.

      • Hildegarde
        link
        31 month ago

        not a train, its a car. a single unit not connected to any other passenger vehicle.

          • Hildegarde
            link
            11 month ago

            not a trolley. trolleys don’t move vertically, they move horizontally.