Which mythological concept was specifically used to develop the augmented reality 'Magic Mirror' technology now found in many retail stores?

Throughout history, mythology and folklore have influenced how products are marketed and sold. From brand names inspired by gods and goddesses to marketing campaigns rooted in ancient stories, the retail world has long drawn from these rich cultural traditions. This poll tests your knowledge of how mythology has been integrated into modern product development and marketing strategies. Can you identify the authentic connection between ancient lore and contemporary retail innovation?

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The Mirror of Galadriel from Tolkien's mythology, which showed visions of things that were, things that are, and things that may yet come to pass
Narcissus's reflecting pool from Greek mythology, emphasizing the psychological impact of self-image on purchasing decisions
Norse mythology's Heimdall's sight, which allowed him to see across all Nine Realms simultaneously
The Japanese legend of the Yata no Kagami mirror, one of the three Imperial Regalia representing wisdom and honesty