Which disasters in automobile safety are you talking about? https://en.wikipedia.org/wiki/Motor_vehicle_fatality_rate_in_U.S._by_year#/media/File:US_traffic_de

Which disasters in automobile safety are you talking about? https://en.wikipedia.org/wiki/Motor_vehicle_fatality_rate_in_U.S._by_year#/media/File:US_traffic_deaths_per_VMT,_VMT,_per_capita,_and_total_annual_deaths.png https://en.wikipedia.org/wiki/Motor_vehicle_fatality_rate_in... If there's a Ralph Nader effect in these data, it's hard to see.