Which retail giant first introduced the cashierless 'Just Walk Out' technology that uses AI, computer vision, and sensor fusion to automatically detect when products are taken from or returned to shelves?

Artificial intelligence is transforming the retail landscape, with major companies investing billions in smart technologies to enhance customer experiences and streamline operations. From computer vision for inventory management to sophisticated recommendation engines, AI adoption has become a competitive necessity in modern retail. This trivia question focuses on one of the pioneering innovations that changed how physical retail stores implement AI technology.

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Amazon (with Amazon Go stores)
Walmart (with Walmart IRL - Intelligent Retail Lab)
Alibaba (with Hema/Freshippo stores)
Target (with Target Plus automated shopping)