The brakes don’t respond immediately - you need to be able to detect that a collision is imminent several seconds before it actually occurs.
This means you have to also successfully exclude all the scenarios where you are very close to another car, but a collision is not imminent because the car will be out of the way by the time you get there.
Yes, at some point before impact the Waymo probably figured out that it was about to collide. But not soon enough to do anything about it.
The brakes don’t respond immediately - you need to be able to detect that a collision is imminent several seconds before it actually occurs.
This means you have to also successfully exclude all the scenarios where you are very close to another car, but a collision is not imminent because the car will be out of the way by the time you get there.
Yes, at some point before impact the Waymo probably figured out that it was about to collide. But not soon enough to do anything about it.