Human drivers can be seen and stopped by police and given an appropriate punishment. Self-driving cars have nobody to take accountability like that so you need to go back to the source.
Yeah but in many cases they're not, traffic enforcement went way down during Covid and it's still down.
Most large cities I've lived in, general traffic enforcement essentially only exists on that month's/quarter's designated ticket-writing day. i.e., when highway patrol and city police just write speeding tickets all day to juice revenue