our UI isn't really giving you any feedback as to
what's happening. If you're entering this route after a full page
refresh, your UI will be entirely blank, as you have not actually
finished fully entering any route and haven't yet displayed any
templates. If you're navigating to <code>slow-model</code> from another
route, you'll continue to see the templates from the previous route
until the model finish loading, and then, boom, suddenly all the
templates for <code>slow-model</code> load.</p>
<p>So, how ca