Greg Koski Greg Koski studied music and Russian literature at Columbia University. He currently lives in Berlin. Sign up for our newsletter Subscribe to get our newsletter, for the latest reviews, essays and interviews delivered straight to your inbox! Advertisement Writing on Public Books Essays In Search of No. 70, Adalbertstrasse, Berlin Bonanza Coffee Roasters is located in a quiet courtyard, tucked away from the hustle of the neighborhood of Kreuzberg in such a way that I completely miss …