By this time it might be a cliché to quote Klaus Wowereit, the governing city mayor, who described Berlin as “poor but sexy”.  Since 2004, when this quote was spread out all over the place things have changed somehow, Berlin is no longer quite as poor, it became more expensive and also more attractive. From the grey and regime censured city to the creative and open-minded mecca for artists, musicians, bohemians and dreamers, Berlin still remains sex...