" id=C7_L1></a><a href="#C7_L2" id=C7_L2></a><a href="#C7_L3" id=C7_L3></a><a href="#C7_L4" id=C7_L4></a><a href="#C7_L5" id=C7_L5></a></span></code></pre>
<p>In the above example with the run loop, since the user's attributes end up at the same values as before execution,
the template will not even rerender!</p>
<p>It is of course possible to optimize these scenarios on a case-by-case basis,
but getting them for free is much nicer.
Using the run loop, we can apply these classes of optimizations not only fo