[XPath 2.0] clarifying note in effective boolean value

W3C XSL WG Editorial Comment on XPath 2.0 Last Call Draft

Comment on 2.3.3, note at the end of the section:

It would make the note much clearer if the following was added
at the end:

   e.g. in explicit casts, in function calls for arguments that are
   expected to be boolean.