Daniel Stammler and Janosch Sadowksi came to Berlin by way of Karlsruhe, the city in southwest Germany where they founded Kolibri, their gaming startup. Stammler and Sadowski see the town as having been an ideal springboard for their business, especially thanks to its proximity to the Karlsruhe Institute for Technology (KIT) and all the creative minds studying there. “However, in order to take things to the next level, we had …