GM’s autonomous driving startup Cruise has allowed a peek at its recently produced driverless shuttle. Called Origin, it looks like a van with seats that face each other. Of course, it has no steering wheel or gas pedal. GM’s goal is to have Origin offered as an inexpensive ride-sharing option. But technology writer Navneet Alang asks an important question: is the current concept of a “car” what engineers and manufacturers should be striving for?