[DrScump]

  it would simply not drive itself into a situation 

Autonomous cars would be coming from a variety of vendors each with its own algorithms. It's not even guaranteed that they would communicate with each other to arbitrate strategy under adverse conditions.

[tomkarlo]

It's not as if human drivers do, either. The closest we've come is Waze, which would a trivial data set for an autonomous car to both utilize and supplement.