Driving is the hard problem. But doing pick-up and drop-off turns out to have a lot of complications and it was not at the top of the todo list, so some companies are having issues with it with cities. We see some hints of this in Waymo's Superbowl-related service, too.

Read more at Self driving cars have trouble with Pick-up/Drop-off, and for the Superbowl on Forbes.com