Which technology is NOT typically integrated into modern retail smart shelf systems?

Smart shelves represent one of retail's most promising technological innovations, combining RFID technology, weight sensors, and digital displays to transform inventory management and customer experience. These systems can automatically track inventory, display dynamic pricing, provide product information, and even analyze shopper behavior. As physical retail spaces evolve to compete with e-commerce, understanding these emerging technologies becomes increasingly important for business professionals.

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Blockchain ledgers for decentralized inventory verification
Weight sensors to detect when products are removed
RFID tags for automatic inventory tracking
Digital price displays that can update in real-time