l37.1-37.1c59.28-59.26 59.28-155.7 0-214.96z"/>
      </svg></a> </h2>
<section aria-labelledby="toc_the-store-and-a-single-source-of-truth">
<p>One common way of building web applications is to tightly couple user
interface elements to data fetching. For example, imagine you are
writing the admin section of a blogging app, which has a feature that
lists the drafts for the currently logged in user.</p>
<p>You might be tempted to make the component responsible for fetching that
data and storing it:</p>
<div 