It is a new category of knowledge about Colombian prehistoric people — a category that was simply not accessible before this work was done.

The Checua people could not have been known in this way before 2025.

Their genes had been in the Altiplano soil for six thousand years, preserved in the dense bone of their inner ears, waiting for the technology and the institutional will to read them.

The fact that they were found to be a previously uncharacterized lineage — that their genomes did not fit neatly into the known patterns of South American genetic diversity — makes the discovery all the more significant.

Science had been building a map of ancient South American genetic diversity for two decades before the Colombia study.