Unknown to the incurious public and unknown to humanity are two different things
"It" may not "all be known" but thanks to Einstein and other physicists we can be confident we're not going to find resolution to human biology's real problems circumlocuting entirely rhetorical political and economic theory shat out of academia the last 30 years of the 1900s, or same old religious allegory
Whole lot of information is 100% noise; as forgetable without issue as what you had for dinner on March 27, 2003; yeah you forget and don't track a lot of stuff that keeps you alive; I doubt sending an email on schedule matters much either. Just our contemporary social and communal role-play.
What's left to learn is pretty much moon shot physical experiment; generic office work 10s of millions are skilled in is not going to move the needle
>but thanks to Einstein ... we can be confident we're not going to find resolution ... circumlocuting entirely rhetorical political
I'd think we'd have Plato and Aristotle to thank for public illustrations demonstrating the limitations of utility in sophistry. And even they were probably not the first to realize that the hot air wooing the counselors was nothing more than theater.