do you know how every train in Poland has to use horn like a lot? that's going to change very soon, on mainlines like Poznań-Warszawa the amount of horn uses will drop from almost 140 to 9 (nine) www.plk-sa.pl/o-spolce/biuro-prasowe/informacje-prasowe/szczegoly/nowelizacja-rozporzadzenia-cicha-rewolucja-na-kolei-10659