.77 16.6c5.86 17.2 9.04 35 9.69 52.73.5 13.9 17.45 20.44 27.29 10.6l37.1-37.1c59.28-59.26 59.28-155.7 0-214.96z"/>
      </svg></a> </h3>
<section aria-labelledby="toc_common-questions">
<div class="common-question">
  </section>
<h4>Should I use controllers in my application? I've heard they're going away!</h4>
<section aria-labelledby="">

  <p>Yes! Controllers are still an integral part of an Ember application architecture, and generated by the framework even if you don't declare a Controller module expl