>
<p>Bar [B] also has dependencies on baz and asdf, so those are installed in
bar&#39;s <code>node_modules</code> folder.  Because it depends on <code>baz@2.x</code>, it cannot
re-use the <code>baz@1.2.3</code> installed in the parent <code>node_modules</code> folder [D],
and must install its own copy [C].</p>
<p>Underneath bar, the <code>baz -&gt; quux -&gt; bar</code> dependency creates a cycle.
However, because bar is already in quux&#39;s ancestry [B], it does not
unpack another copy of bar into that fo