Which military-developed technology revolutionized retail inventory management and is now found on virtually every product sold worldwide?

The military sector has often pioneered technologies that later revolutionized civilian industries. From GPS to the internet, military R&D has shaped our modern retail landscape in surprising ways. This poll explores one such groundbreaking innovation that began as a military technology but transformed how products are tracked, sold, and inventoried across the global retail sector. Test your knowledge about this crucial intersection of military development and retail technology advancement!

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Barcode/RFID technology (originally developed by DARPA in the 1950s for tracking military equipment and supplies)
Touchscreen interfaces (first created for Air Force fighter jet cockpits in the 1960s)
Vacuum packaging (developed by the U.S. Army Quartermaster Corps for field rations in WWII)
Automated checkout systems (originally designed for Navy commissaries during the Cold War)