It was funny during Expo in Osaka on the massive metro station - you could just zip in with the suica, while the less knowledgeable foreign tourists would form

It was funny during Expo in Osaka on the massive metro station - you could just zip in with the suica, while the less knowledgeable foreign tourists would form long queues in front of the special gates where they could pay by a payment card, which were glacialy slow in comparison.