In driving school, you learn that the vehicle who rear ends another is at fault no matter what. If you hit someone, you get a ticket for following too closely. There are only two ways to rear end someone -- following too closely, or being distracted and not hitting the brake fast enough.
The article said the Apple car was waiting for a gap in highway traffic while trying to merge. You can't get onto the highway by putting your car inside of another car, that's not how physics work; you have to wait for a gap.
People are on their phones too much these days. The driver of the Leaf was probably texting.
Ya, been there. But it doesn’t always work that way.
Up here, if you slam on your brakes because some animal (squirrel, rabbit, cat, dog, turkey, etc.) runs out in front of your car, and someone rear ends you, you both get cited. Personally I think that’s heartless, but...