The California Department of Motor Vehicles said on Wednesday it revoked the registration of 16 Uber self-driving cars because they had not been properly permitted.
It entered the Taiwan market in 2013, and its growing popularity has triggered anger from domestic taxi drivers, who staged a massive protest against Uber earlier this year.
Niche marketplaces are already following Uber's model. But that doesn't mean these companies shouldn't worry once Uber brings its vast resources and funding to their category.
The early morning drive at an average speed of 55 mph marks what the company said was the first revenue generating load transported via autonomous truck.
Car makers have rushed to invest in so-called mobility services, hoping to capture the potential trillions of dollars in revenue from selling both vehicles and such on-demand services.