It's an interesting tech demo, but Elon himself has previously talked about how it's usually easy to do a one-off demo vs scaling up a system into production. I

It's an interesting tech demo, but Elon himself has previously talked about how it's usually easy to do a one-off demo vs scaling up a system into production. If Tesla manages to scale this up such that a significant number of cars are delivered this way then that seems like a huge capabilities shift.