Through All the Hype, Self-Driving Cars Remain Elusive

Following are some of the start-ups that are expected to play a role in developing the diverse ecosystem of autonomous vehicles.

ARGO AI Based in Pittsburgh and the recipient of a $1 billion investment from Ford Motor in 2017, Argo takes advantage of its close association with the Robotics Institute of Carnegie Mellon University. Argo last year acquired a maker of lidar systems, Princeton Lightwave, to bring that vital component under its roof. Bryan Salesky, Argo’s chief executive, is a veteran of the Darpa Urban Challenge, an autonomous-vehicle competition…