Which retail innovation was first introduced by Sylvan Goldman in Oklahoma City in 1937, dramatically changing how customers collected merchandise in stores?

The history of retail innovation is filled with groundbreaking discoveries that transformed how we shop. From humble beginnings to tech-driven experiences, retail has evolved through pivotal inventions that disrupted traditional commerce. This trivia challenges you to identify the origins of a revolutionary retail concept that changed consumer behavior forever. Do you know which pioneering innovation launched the modern shopping experience?

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The shopping cart (initially called 'folding basket carriers')
The self-checkout kiosk (originally called 'automated payment stations')
The electronic price tag (first known as 'digital shelf labels')
The barcode scanner (initially termed 'optical checkout systems')