Google's self-driving cars hit Silicon Valley streets. A Volvo autonomous vehicle made it to roads in downtown Atlanta. General Motors, Honda and reportedly Apple are in on the autonomous car development trend. Cars that can operate on their own are already around, but they're far from perfect.
Consumers' lack of trust in these vehicles could keep them from becoming commonplace, said IHS Automotive senior analyst Jeremy Carlson. His firm expects low autonomous car sales volumes through the next decade.