reted from some perspective, then
this
    would still be a model of what I was talking about, though it opens up
the
    possibility of hierarchies of more and less observables (similar to
Quine),
    and multiple levels of possible misunderstanding.

When I use this ancient scheme, attaching its medieval labels
of &quot;Case&quot;, &quot;Fact&quot;, &quot;Rule&quot;, I will always try to remember to
capitalize these quaint terms of art, so as not to confuse
them with their more common usage.  So the point