<method name="SetVariable">
        <arg key="name">foo</arg>
        <arg key="value">bar</arg>
    </method>

would make some sense. A little. But even then it's less than ideal.

I was going to do an XXML ("eXtensible XML Markup Lanuagage") spoof which has various layers of unnecessary nesting once, but I think that XSLT beat me to it.