The ordinary orange construction cone has become a symbol of resistance in an insurgency against self-driving vehicles.
Members of a group called Safe Street Rebel started placing construction cones atop the hoods of robotaxis last month in San Francisco. The action renders the cars unable to continue driving until a human removes the cones or reboots their systems.
The vigilantes began their vehicular mischief — it quickly became known as "coning" — ahead of a controversial vote this month in which the California Public Utilities Commission approved the expansion of commercial self-driving service throughout the city.
That green light came over the objections of the San Francisco Municipal Transportation Agency and city police and fire department officials, all who said self-driving vehicles often interfere with emergency responders and cause traffic fiascos.
Both Waymo and Cruise, the two robotaxi companies operating…