Layered with complex history, Berlin is reinventing itself yet again. Underground techno clubs thump below Michelin-starred restaurants, while the city blossoms with newfound freedom. Some see dysfunction - but creative people are flocking there for its liberating lack of structure. In Berlin, Lost in spoke to an award-winning sommelier, an international gallerist, a famous fashion blogger and an arts publisher. A feature story explores how underground Berlin saw the light of day, while photos chronicle the 1990s rave scene.