Which retail innovation, invented in 1952, was initially met with skepticism by banks but went on to revolutionize consumer purchasing behavior worldwide?

Test your knowledge about groundbreaking inventions that transformed the retail landscape! The history of retail is filled with ingenious innovations that changed how consumers shop and how businesses operate. From humble beginnings to technological marvels, these discoveries revolutionized commerce and shaped modern consumer behavior. Can you identify the invention that disrupted traditional retail models and created new possibilities for merchants worldwide?

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The credit card (initially called the Diners Club Card)
The electronic cash register
The barcode scanner
The shopping mall concept