Wednesday, February 21, 2024

Americans don't trust self-driving cars

I've always felt that one of the biggest obstacles to the viability of autonomous vehicles would be public acceptance. To that point, this recent survey finding that 93% of Americans have concerns "about some aspect of self-driving cars" is illuminating:

Safety is the number one consumer fear when it comes to vehicles that drive themselves, with 36% of Americans indicating they do not trust the technology to keep motorists and pedestrians safe on the road.

Technology malfunctions come in a close second, with just over a quarter of consumers indicating they are most worried that autopilot technology will malfunction on the roads.

Reliability, cost, hacking, vehicle lifespan and privacy are also among the worries Americans share, although these issues are not nearly as pressing as fears about how autonomous vehicles will impact road safety.

These safety concerns reflect reality. Although autonomous vehicles are purported to be safer than human-driven vehicles (they don't get drunk, drowsy or distracted, after all), on a per-miles-driven basis they are actually more prone to accidents:

In fact, the National Highway Traffic Safety Administration (NHTSA) reports that self-driving vehicles are more than twice as likely as traditional vehicles to become involved in auto accidents. According to NHTSA data:

There are 9.1 crashes in driverless vehicles per million vehicle miles driven

There are 4.2 crashes in conventional vehicles per million miles driven

High accident rates have rightly contributed to consumer concerns—and recent recalls of Tesla vehicles have only served to heighten fears.

Tesla—often considered a leader in autonomous driving with nearly two million cars across the U.S.—recently recalled nearly all of its autonomous vehicles.

Tesla’s recall comes after an NHTSA probe revealed nearly 1,000 accidents occurred when autopilot was engaged. It has prompted significant consumer concerns, with 62% of survey respondents indicating they are not confident in Tesla’s technology following the recalls.

It's worth pointing out that the Tesla "autopilot" feature that was the subject of the recall is not intended to be fully self-driving and requires the driver to be attentive and ready to take control of the vehicle at all times. But a lot of Tesla owners were obviously not using it correctly, and a safety advocacy group recently spent money on Super Bowl ads denouncing Tesla and calling for a boycott.

Problems with autonomous vehicles being able to operate safely and effectively are partly why Cruise pulled their self-driving cars off Texas streets last fall, after they caused traffic jams in Austin's West Campus and Houston's Montrose neighborhoods. The antipathy towards the disruption they sometimes cause is probably why a self-driving car in San Francisco was recently set ablaze as well.

Other findings of the survey, which was conducted on 2,000 Americans in January 2024, include:

  • More than half (51%) of consumers are somewhat or very unlikely to own or use a self-driving vehicle in the next five years
  • 61% of Americans wouldn’t trust a self-driving car with their loved ones or children
  • Only 29% of consumers would be willing to pay a premium for a self-driving vehicle

In fact, according to the survey, only 30% of Americans actually are excited about self-driving vehicles in the future. The publishers of the survey conclude that "A widespread shift in public perception will be important if these vehicles are to become a dominant force in the U.S. auto market in the near future."

That's the way I see it, too. A decade ago, proponents of autonomous vehicles told us that the technology would be ubiquitous by now. Today, however, a future of self-driving cars looks further away than ever.

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