> If there's ever to be a "solution" to the dualism/materialism argument, it cannot possibly end in a "slam dunk" where it turns out that one side or the other was simply nonsensical.

Huh, evolution vs. creationism, many arguments happened over many years, yet one side was simply nonsensical.

> if we ask what "we" know, as a society of scientists and philosophers

That is how science is done; if you reject that approach a priori, no wonder your conclusions become unreliable.