If you Google "geblitzt anzweifeln" or something you find several companies doing exactly that. Most claim something like 50% of speeding tickets are wrong. One

If you Google "geblitzt anzweifeln" or something you find several companies doing exactly that. Most claim something like 50% of speeding tickets are wrong. One site claims they make 12% of their cases invalid. I really have no idea about all that. Just some absurdity I recently noticed.