CHANCELLOR MERKEL lives there, it is the centre of the techno music industry and it’s a trendy city that attracts creatives and media folk alike. Berlin is a great, vibrant and dynamic city, but it has rarely been a centre of football. As unified Germany’s capital, it comes in well behind Munich, Dortmund and other cities as a hub for the beautiful game. But in 2019-20, Berlin has more Bundesliga clubs than any other German city. Hertha, the under-achieving club from the Olympiastadion, have been joined by Union from Köpenick in the old east. The last time two teams from Berlin featured in the Bundesliga was in 1976-77, Hertha and Tennis Borussia from the west end of the city having a brief flirtation among…