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    <div id="ember408226" class="ember-view"><p>This section covers some more advanced features of the router and its
capability for handling complex async logic within your app.</p>
<h3 id="toc_a-word-on-promises">A Word on Promises... <a href="#toc_a-word-on-promises"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512">
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