Which payment technology was first implemented in a major public transportation system to allow riders to pay directly with contactless credit/debit cards without needing a separate transit card?

The transportation industry is rapidly evolving its payment systems to improve customer experience and operational efficiency. From contactless payments on public transit to integrated mobility payment platforms, the way we pay for transportation is becoming more seamless and technologically advanced. Test your knowledge about emerging payment technologies in the transportation sector with this trivia question!

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Transport for London's Open Payment System
New York MTA's OMNY
Tokyo's Suica Mobile Integration
Singapore's SimplyGo