I do. When I first moved to Berlin I was thinking the same, but now I prefer it when modern concrete buildings are touched up with graffity no matter if commiss

I do. When I first moved to Berlin I was thinking the same, but now I prefer it when modern concrete buildings are touched up with graffity no matter if commissioned or "illegal" - the important part is to give the eyes something to stumble over. Historical buildings is a different matter of course.