Background: Berlin has both a unique metropolitan area network, which interconnects all research institutions via 2.300 km fiber, as well as one of the major Internet Exchange Points in Germany. You would expect that forward-looking institutions (and city) understand the opportunity. But they do not. The full article is available in Süddeutsche Zeitung (only in German, sorry): https://www.sueddeutsche.de/wirtschaft/berliner-wissenschaftsnetz-brain-glasfaser-mit-hemmschuh-1.5256613