I don’t think the study can claim all the things it does based on the evidence they have.
The reason all these new discoveries are so noteworthy is not because they represent the usual progress of science.
Philosophical questions like who we are and where we came from are surely worth considering. But nothing in these documents will bring students closer to being able to do so in an informed manner.
The Belgian human zoo sounds exactly like the St. Louis equivalent just a few years later.
The failure to understand the gulf that separates humans from animals, and humans from machines, is a source of confusion to rival almost any other.