Which retail innovation first used geographic information systems (GIS) to create 'heat maps' of customer behavior in physical stores, revolutionizing store layouts in 2007?

Test your knowledge about how geography influences retail innovation! In today's interconnected world, retailers are using location-based technologies and geographical insights to transform the shopping experience. From hyperlocal inventory management to region-specific product offerings, geography plays a crucial role in modern retail strategy. This question explores a groundbreaking retail innovation that changed how businesses think about customer engagement across different geographical markets.

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PathTracker by ShopperTrak, which used ceiling-mounted sensors to analyze foot traffic patterns
RetailNext's StoreFlow, which used smartphone WiFi signals to track shopper movements
IBM's SmartSight, which used RFID technology to monitor product interaction frequency
Prism Skylabs' Visual Merchandising Analytics, which used video analytics for customer density mapping