Which major retailer first implemented large-scale smart shelf technology in 2019, featuring digital price tags, weight sensors, and AI-powered inventory management?

Smart shelves are transforming the retail landscape with real-time inventory management and personalized shopping experiences. These technological marvels use weight sensors, RFID tags, and digital displays to track products, adjust prices dynamically, and interact with shoppers. As retailers invest in these innovations to combat shrinkage and enhance customer experience, test your knowledge about this cutting-edge retail technology advancement that's reshaping brick-and-mortar stores.

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