there are virtually no faces in prehistoric art.
Deliberate philosphical choice or developmental effect: representation of form to ensure/aknowledge limits of existance (i.e. Taboo surrounding photographh and Dorian Grey myths) or evolutionary incapacity to represent complexity of social reality with visual texts.
i.e. Could it be somewhere inbetween, in that as a species the capacity required awakening though skill development rather than brain development, reflectng the developmemt of similarly abstract language from the utilitarian to the poetic.
