Nothing beats a packed train in terms of eco-friendly transportation. But someone needs to be at the helm. Unfortunately, train drivers are in short supply. And if the transition to a sustainable and climate-friendly economy should be successful, we need more train drivers. And since everyone likes singing, we did exactly that. Cantor is Guildo Horn, master of German Schlager (When you deeply understand what Schlager is about, you have a complete picture of the German soul). The there’ve been a variety of videos and versions on that subject, campaigning in social media on YouTube, Facebook, Instagram.