18
There is not much going on on the smartly renovated Brühl-Boulevard, a food truck is just being loaded next door in front of the meat shop when Carl Geißler stops in front of the new ice cream shop on his racing bike. He describes himself as Germany’s youngest boomer and seems to follow the grandfathers of this country when choosing his clothes. His trademark: a mullet – short at the front, long at the back -…