Ok, this is one stupid suggestion, but it would be good when we have rain. When rain hits the windscreen windscreen, it stays there but the windscreen wipers, wipe them off .. DERR :P.
Also the same with rally racing, the dirt could go up on the glass, and the windscreen wipers could wipe them off.. .
Also the same with rally racing, the dirt could go up on the glass, and the windscreen wipers could wipe them off.. .