restricted form of SGML, XML nonetheless preserves most of SGML's
power and richness, and yet still retains all of SGML's commonly
used features.</p>

<p>While retaining these beneficial features, XML removes many of
the more complex features of SGML that make the authoring and
design of suitable software both difficult and costly.</p>

<h2><a name="why" id="why">1.3 Why the need for XHTML?</a></h2>

<p>The benefits of migrating to XHTML 1.0 are described above. Some of the
benefits of migrating to XHTML in