“The yearly death toll due to vehicle accidents in Europe is around 40.000:

The economic loss only – human agony can not be estimated - is about 80 billion euros in Germany alone. For these reasons, Politicians, Experts, as well as conscious vehicle drivers agree that: something needs to be done, to reduce these alarming figures. “

Car tyres are technically, the no. 1 cause of car-accidents in Germany. An average of four car accidents occurs daily with personal injuries as the result of smooth or defective tyres.

Hence smooth tyres can no longer be dismissed as minor offense.
One must go deep.