Which pioneering invention from the 1930s revolutionized retail market segmentation by enabling systematic collection of consumer preferences and demographic information?

Throughout history, retail has been transformed by groundbreaking discoveries and inventions that revolutionized how products reach consumers. From the invention of barcodes to AI-powered shopping experiences, technological innovations have shaped retail strategies and consumer behaviors. This trivia question explores a pivotal invention that fundamentally changed retail product development and marketing research. Test your knowledge about how innovations have transformed the retail landscape!

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