Which transportation payment innovation was first introduced by Hong Kong's MTR in 1997 before becoming a global standard for transit systems?

The transportation industry has undergone remarkable changes in how consumers pay for services over the decades. From paper tickets to contactless payments, these systems have transformed the passenger experience across buses, trains, ride-sharing, and more. This trivia question explores a pivotal moment in transportation payment history that changed how we interact with transit systems worldwide. Test your knowledge of this industry-changing innovation!

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The Octopus card, the world's first widely adopted contactless smart card payment system for public transport
The TransitGo app, the first mobile payment solution allowing commuters to pay fares using QR codes
The MetroPass, the first RFID-enabled payment wristband for hands-free transit access
The PayRide system, the first biometric payment method using fingerprint recognition at turnstiles