Previous discussion from a few hours ago: https://news.ycombinator.com/item?id=16732436 https://news.ycombinator.com/item?id=16732436 Also worth noting that th

Previous discussion from a few hours ago: https://news.ycombinator.com/item?id=16732436 https://news.ycombinator.com/item?id=16732436 Also worth noting that this video is from a highway in Illinois, not California.