 of the SUO along these lines?
&gt;Or is this ever going to be the focus of this work?  At some level it is
&gt;probably important to have exhaustive discussions of how set theory and 4-d
&gt;vs. 3-d+time would accommodate meaningful classifications.  It certainly
&gt;must be interesting, since we keep gravitating back to these discussions.
&gt;
&gt;I could have easily jumped into the long discussion of relationships vs.
&gt;relations.  What I would have said there is that there is that while the
&gt;variou