Skating on the Autobahn with 100 km/h. The article say, that the guy will not be punished. He will be treatenend as a pedestrian on the Autobahn. This is no criminal offense, it's just a "Ordnungswidrigkeit", a lower case (similar as parking at a park-o-meter without payment).

http://www.spiegel.de/panorama/justiz/0,1518,578809,00.html