Across the vast pitch on Saturday evening, a huge crush of fans dancing to Diplo's project Major Lazer, which mixes EDM with hip-hop and Jamaican dance-hall music, spilled onto the grass where the followers of the Dutch DJ Fedde Le Grand were bouncing to his pounding music.
Kurt Gerron's "Het mysterie van de Mondscheinsonate" (Mystery of the Moonlight Sonata), a 1935 Dutch thriller shot using only natural light, bears the clear influence of both Weimar music-hall films and thrillers.