Right? Nobody should be responsible for their own actions, if there's somebody with deeper pockets to sue.
The driver is also liable.
Uber is liable here because they employed the driver.
As if Uber's policies and incentives have zero influence on their "contractors" behaviour
Get real
Try puking all over a taxi (or anyone’s private car) and see if they tell you to get out. Everyone’s acting like Kalanick came and dragged her out of the car into traffic.