<span class="mdzsyn-coresym">dyn</span> <span class="mdzsyn-keyword">:my-var</span>) <span class="mdzsyn-comment"># returns 10</span></code></pre><h2>Creating a Dynamic Scope
</h2>
<p>Now that we can get and set dynamic bindings, we need to know how to create
dynamic scopes themselves. To do this, we can create a new fiber and then use
<code class="mendoza-code">fiber/setenv</code> to set the dynamic environment of the fiber. To inherit from
the current environment, we set the prototype of the new environme