Original sentence: Such requirements are subject to manipulation of estimated costs and estimated benefits to justify or reject almost any standard: FMVSS #208 requires the installation of frontal Airbags in all new vehicles in the US, but even using conservative cost figures and optimistic benefit figures, airbags' cost-benefit ratio is quite extreme, and may fall afoul of the cost-benefit requirements for mandatory safety devices , ,, However, when HID headlamps appeared on the market, NHTSA made no move to require automatic beam levelling or lens cleaning equipment, citing lack of cost-effectiveness
Edited sentence: Such requirements are subject to manipulation of estimated costs and estimated benefits to justify or reject almost any standard: FMVSS #208 requires the installation of frontal Airbags in all new vehicles in the US, but even using conservative cost figures and optimistic benefit figures, airbags' cost-benefit ratio is quite extreme, and likely falls afoul of the cost-benefit requirements for mandatory safety devices , ,, However, when HID headlamps appeared on the market, NHTSA made no move to require automatic beam levelling or lens cleaning equipment, citing lack of cost-effectiveness