Which transportation system first implemented a contactless smart card payment system for public transit, revolutionizing urban transit retail in the 1990s?

The transportation industry has been at the forefront of retail payment innovations throughout history. From toll booths to transit systems, the ways we pay for transportation services have evolved dramatically. This poll tests your knowledge about a significant milestone in transportation payment systems that changed how consumers interact with transit retail services. Are you familiar with the pioneering digital payment technologies that revolutionized urban mobility?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Hong Kong's Octopus Card (1997)
London's Oyster Card (2003)
Tokyo's Suica Card (2001)
Singapore's EZ-Link Card (2002)