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A tale of obsession, optics, and automata.
Nathanael’s fear of the Sandman merges with fascination for the mechanical doll Olympia.
Freud’s “Das Unheimliche” (1919) reads it as the model of the uncanny: return of the repressed, fear of losing one’s eyes (or self).
Anticipates the “uncanny valley” — the eerie discomfort when imitation becomes almost human.
romantic nightmare -> birth of psychological speculative fiction