Which retail innovation was first implemented at Frankfurt Airport in 2012, allowing passengers to shop using virtual stores while waiting for transportation?

Test your knowledge about groundbreaking retail innovations in the transportation industry! From airports to train stations, transportation hubs have become sophisticated retail environments with cutting-edge technologies and strategies. This poll explores a notable retail innovation that has transformed how travelers shop during their journeys.

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QR code virtual shopping walls that display products as if in a real store, allowing purchases via smartphone
RFID-enabled shopping carts that automatically track purchases as travelers move through terminals
Augmented reality clothing try-on booths that eliminate the need for physical changing rooms
Automated underground retail delivery systems that send purchases directly to boarding gates