I heard this word being used for the first time today on X. It was meant to refer to those humans who still think of space as three orthogonal dimensions, and time as a linear thing. There is no shame in that, because most of us have had that idea imprinted on our minds since we were kids.
But I guess some of us were too much on the path of Lust for Clarity to not notice the things that didn't make sense. And so we are now nearing the point where there are enough of us worldwide to connect the webs of knowledge woven by the WebMinds over the past few decades.