    a lot to do with formaliszing POV's, at least, from my POV, or
    whether you are talking about an isolated 3-tuple of the form
    &lt;o, s, i&gt;, which is only one element of such a sign relation.

SS: I am not talking about one single, particular s-tuple,
    but about the general form, as above.

SS: One SI may interact with an object quite differently than another does,
    and the signs used in mediating these interactions will be different. Put
    (more importantly) another way, the mediation 