this week's favorite
State and props are very similar in that they are both data and both influence how and when a component renders. The core difference is props come from an outside source, where state is entirely internal to the component. So far Feact only supports props, so before we can implement setState we need to add the notion of state itself to the framework.
At this Phoenix ReactJS meetup event on 2016-11-16, speaker Ryan Florence presents a ReactJS technique called compound components.
High level abstraction between React and Redux
There are several approaches on creating responsive web apps with ReactJS. Apart from using whole frameworks like Bootstrap, I wanted to create a responsive grid view with styled-components, which was amazingly painless.