An excellent insight for which I have only one nit to pick:
> finally rendered obsolete by the postmodernists
is better render as "finally discarded as obsolete by the postmodernists". Since, after all, they didn't prove that symbols do not correspond to reality (they couldn't do that, since that would upend their arguments), they simply asserted that it was so.
> finally rendered obsolete by the postmodernists
is better render as "finally discarded as obsolete by the postmodernists". Since, after all, they didn't prove that symbols do not correspond to reality (they couldn't do that, since that would upend their arguments), they simply asserted that it was so.