There are certain cities around the world where it's possible to learn about tomorrow's technology as it's being developed today. Tokyo -- still -- offers the most tightly integrated infrastructure, where smooth, technology-driven experiences take place when engaging in everyday actions, such as verifying personal identity, paying for goods, and buying tickets. Nairobi is an excellent destination for mobile banking. San Francisco is the center for startup thinking (and doing). And Seoul is the destination for the newest electronic displays, a place where you can immediately get immersed in daring new screen technologies. As we rely more on our smart phones, laptops, and tablet computers to acquire and share information, as we develop sharper and more interactive large-scale electronic signs in stores, on streets, and on billboards, it's worthwhile to look to a city that offers glimpses into the future of global screen culture. Get the full story at The Altantic