<p><span class="h-card" translate="no"><a href="https://hachyderm.io/@nedbat" class="u-url mention">@<span>nedbat</span></a></span> <span class="h-card" translate="no"><a href="https://aus.social/@neoluddite" class="u-url mention">@<span>neoluddite</span></a></span> <span class="h-card" translate="no"><a href="https://mastodon.social/@dabeaz" class="u-url mention">@<span>dabeaz</span></a></span> The Composite was a solid Design Pattern, man. Like, lxml uses that.</p>