>Why are so many people keen on defending VW with the claim "if VW are doing it, everyone else must be"? Well for one reason, sanctioning one manufacturer for

>Why are so many people keen on defending VW with the claim "if VW are doing it, everyone else must be"? Well for one reason, sanctioning one manufacturer for behavior that all manufacturers engage in means that selective enforcement can be used to pick off unwanted competition in the marketplace.