On the bright side, it’s one less pretext that the cops can use to violate the Constitutional rights of the citizenry.
The lesson learned by the cops on this one is that if the color of car doesn’t match registration, then stop him for another reason. That would not be hard. There are a myriad of minor reasons they could use such as failure to use signal when changing lanes, weaving, equipment problem, cracked windshield, and on and on.