Cinema and experience : Siegfried Kracauer Walter Benjamin and Theodor W. Adorno Kracauer. Film medium of a disintegrating world ; Curious Americanism Benjamin. Actuality antinomies ; Aura: the appropriation of a concept ; Mistaking the moon for a ball ; Micky maus ; Play form of second nature Adorno. The question of film aesthetics Kracauer in exile. Theory of film