Which innovative feature is NOT typically found in current-generation retail smart shelf systems?

Smart shelf technology is transforming retail inventory management and customer experience. These intelligent systems use weight sensors, RFID, computer vision, and other technologies to track product availability, analyze shopping patterns, and even interact with consumers. As retailers seek competitive advantages through innovation, understanding these emerging technologies becomes increasingly important for business professionals and economics students.

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Automated dynamic pricing that changes based on real-time demand and competitor pricing
Weight sensors that detect when products are removed and automatically update inventory counts
Digital displays that show product information, promotions, and nutritional data when customers approach
Computer vision systems that identify out-of-stock or misplaced items requiring restocking