http://qs1969.pair.com?node_id=424625
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If the ICS had written the spec for xml. We might have this 
html {
  head {
    title {
      en "bob";
    }
  }
  body {
    div "bob" {
      h1 {
        en "Hello World";
      }
      p {
        help "one";
        en "This is the ";
        span {
          style "coler: blue;";
          en "whole";
        }
        en " world.";
      }
      en "one";
      br;
      en "two";
      br;
    }
  }
}

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rather than this 
<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
  <meta name="generator"
        content="HTML Tidy for Linux/x86 (vers 6 November 2007), see w
+ww.w3.org" />
  <title>
   bob
  </title>
 </head>
 <body>
  <div id="bob">
   <h1>
    Hello World
   </h1>
   <p help="one">
    This is the <span style="coler: blue;">whole</span> world.
   </p>one<br />
   two<br />
  </div>
 </body>
</html>

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