Which major retailer was the first to implement AI-powered 'smart shelves' at scale in 2016, using weight sensors and computer vision to track inventory in real-time?

Artificial Intelligence is transforming retail operations in ways we couldn't imagine a decade ago. From personalized recommendations to automated inventory management, AI continues to reshape the shopping experience. One particularly fascinating innovation was the introduction of 'smart shelves' - but do you know which major retailer was first to implement this technology at scale? Test your knowledge about this retail tech milestone that changed how stores manage inventory and interact with customers.

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Amazon (in Amazon Go stores)
Kroger (in partnership with Microsoft)
Walmart (through Project Kepler)
Target (via their 'Forward Retail' initiative)