Building Web Applications for the next Billion Users with Ire Aderinokun

Ire Aderinokun is a self-taught UI/UX Designer and Front-End Developer working in Lagos, Nigeria. She is currently the Technical Lead at Big Cabal Media. She says the Next Billion Users are coming online now and they'll be outside Western countries and they'll be mobile first. What do we need to know as Web Developers to create great apps and sites for the Next Billion?