That is not what this is about. This is about if humans perceived actual human faces more human than AI generated faces. The result was that humans perceived AI generated faces as human more often than they perceived actual human faces as human. So clearly the technology does work.
That is not what this is about. This is about if humans perceived actual human faces more human than AI generated faces. The result was that humans perceived AI generated faces as human more often than they perceived actual human faces as human. So clearly the technology does work.
The technology works the same way at everything. It averages and smooths out the rough edges into a homogrnous lump.