A data store moves the application’s data outside of the React component hierarchy. Using a data store means that the data doesn’t have to be lifted up to the top-level component and doesn’t have to thread props to ensure access to that data where it is needed. The result is a more natural application structure, which leaves the React components to focus on what they are good at, which is rendering content for the user.
But data stores can be complex, and introducing them to an application can be a counterintuitive process. In this chapter, I introduce Redux, which is the most popular choice of data store ...
