the old joke about a classical and jazz player meeting:<p>Jazzer: &quot;What do you play&quot;<p>Classical: &quot;Horn&quot;<p>J: &quot;What kind, sax, trumpet, bone?&quot;<p>C: &quot;There&#x27;s only one instrument called &quot;horn&quot; you rube, and cor anglais doesn&#x27;t qualify&quot;<p>J: &quot;Cor anglais??&quot;