Many people like to debate when driverless cars will be on the road en mass, but not nearly as many are talking about when human-operated cars will be taken off the road en mass. Veteran executive Bob Lutz made a bold prediction in an article for Automotive News’ “Redesigning the Industry” series, predicting that vehicles that can’t drive themselves will be banned within the next 20 years. “The vehicles, however, will no longer be driven by humans because in 15 to 20 years — at the latest — human-driven vehicles will be legislated off the highways,” Lutz wrote. “The tipping point will come when 20 to 30 percent of vehicles are fully autonom... NESN.com