's a potential
problem. Consider this example (from Pedro Pinto):
<pre>
(let ((button (<a class=noborder href="#new">new</a> "System.Windows.Form.Button")))
  [+Click button (new "System.EventHandler"
                    (lambda (sender event-args)
                      (declare (ignore sender event-args))
                      (setf [%Text button] "Clicked!")))])
</pre>
Now, RDNZL keeps a reference to <code>BUTTON</code> which is closed over by the
event-handler defined above and thus the .NET garbage coll