I see a lot of detailed analysis in this thread, which is impressive given that literally nobody has read anything more than the half dozen factoids that have been released. At best, some of you are looking at maps of the incident site to figure out potential failure cases.
Knowing that you don't know something is as important as having the facts. To harken back to Cheney, these aren't even unknown unknowns, you're basing opinions on known unknowns.
goes to show, sdv's have to be perfect in the eyes of the public. you wouldn't seriously recommend adding a test like that to a regular driving licence.
also that testing does happen in the case of every av program i know of. closed obstacle courses with crap that pops out forcing the cars to react. look up gomentum station.
will never happen. least not with any explicit depth sensors. any car with lidar has depth perception orders of magnitude better than yours and would never chase an object merely because it resembles road markings