There is, of course, a reason for (and perhaps even a tradition of) familiarizing the appearance of Christ, in art, so as to bring about, in an audience, a feeling of nearness to Him, and to thus create an avenue for evangelism in a specific population. But it’s possible that the rationale behind this tendency was conceived in an age so radically different from the age we live in now that it did not foresee certain ills that would eventually appear because of deleterious phenomena with which it would be associated.