You convinced me that they lack skill.
The clothing does often look good. In folio 16v ( https://www.medievalists.net/wp-content/uploads/2024/12/Vill... ), it's been overdone and appears to be far wrinklier than fabric could support, suggesting that Jesus is embedded in some kind of strange plant.
The faces are terrible in all cases.
In general, perspective is off, anatomy is off, and you get shown things that aren't physically possible.
Are you aware there are artistic styles beyond photorealism?