> in most cases human drivers will be in the car and can generally be cleared out with the use of a siren. vs. > Two autonomous Cruise vehicles and an empty S

> in most cases human drivers will be in the car and can generally be cleared out with the use of a siren. vs. > Two autonomous Cruise vehicles and an empty San Francisco police vehicle were blocking the only exits from the scene from the article (ie, humans at 50% of the danger of autonomous vehicles, having selected from an article that may be a hit piece on autonomous vehicles). The base rate for human-driven vehicles blocking ingresses and egresses is probably quite high. I've seen ambulances with sirens blaring stuck in traffic. It just can't be that uncommon. Even before worrying about what madness the low-end of human drivers are capable of.