The Web Payments Working Group is not stopping at the Payment Request API. Work is also underway on other standards, including the Payment Handler API which will allow web applications to act as a third-party payment app.

"What happens when we take the web browser out of web browsing?"

WeChat is an experience, a portal, a platform, a mobile operating system, a web browser, a service repository and a bridge to IoT. Great explanation of Connie Chan about how it works.

"Côté utilisateur, il va falloir s’habituer à ne plus installer une application native pour tout. Il faudra envisager qu’un simple site puisse progressivement devenir une application Web digne de ce nom en s’ajoutant à l'écran d’accueil, en fonctionnant en mode hors-ligne et en recevant des notifications push."

An offline first, RWD, Progressive Rendering, Animated, Virtual-DOM & Web Worker WebApp