Statistically Uber is '5,000 times worse than Google's Waymo at self-driving cars'

According to driving statistics published by California, Uber is the worst of six major self-driving car companies testing its vehicles in the state. The minicab firm experienced a “disengagement” – when the automated system forces the human driver/passenger to take over control of the vehicle – once every mile driven, with a total of 20,354 miles clocked up before it was banned from testing in the state.
Read more: https://www.theguardian.com/technology/2017/apr/04/uber-google-waymo-self-driving-cars?source=Snapzu