Someone in another comment rightly mentioned that LIDAR might just be one input with visual/radar being others. So it may have ignored the LIDAR because of wha

Someone in another comment rightly mentioned that LIDAR might just be one input with visual/radar being others. So it may have ignored the LIDAR because of whatever was coming from the other inputs. It will be interesting to find out what actually happened. It is clearly a major malfunction or deficiency in the sensors, no doubt. For a self-driving car to not even apply the brakes at all in this situation is inexcusable.