they are all cheating and the punishments won't be equivalent (I assume you mean to the amount of damages and money they made during the cheating period on the

they are all cheating and the punishments won't be equivalent (I assume you mean to the amount of damages and money they made during the cheating period on the cheating vehicles) But you're right, we don't have proof right now. I think the logical proof, that other companies are selling similar vehicles at similar price points that are "passing" the emissions testing is proof but obviously not of the legal variety.