I think this article hit the nail on the head when it pointed out that being ahead of the curve at one time (with Japan and their advanced flip phones in the early 2000s) can make it harder to adopt the next big advance because what you have is already "good enough". Thus, in the US, I suspect that mobile payments haven't taken off as much because they are only very slightly faster to use than a credit card, as oppos…
Mobile payments haven't taken off in the west because credit cards have worked well enough. In china, lots of small-scale businesses lack POS terminals while Chinese banks put the burden of proof in case of fraud on the card user, rather than the merchant as in the west. Using a credit card in china is an absolute PITA. Since returning to the states from china, I've been happily surprised that I can just tap my credi…
For example, Apple Pay works great at Whole Foods. I use it every time. Other people in line painstakingly pay with credit cards, despite holding an iPhone in their other hand. The new chip cards take longer to process, even, 5 seconds or so.