http://hop3.de/litfass_en.html
"A project for public space, with posters put up in Karlsruhe and Cologne in autumn and winter 2015/16"
The German text on the posters, before the number, means "we are not afraid."
The whole exhibition is not just that project, it's much bigger:
http://zkm.de/en/event/2015/10/globale-global-control-and-ce...