I would like to point out that cave art far predates any substantial 'text' we might have. Even if just as a shape to form a glyph, images are by far the most p

I would like to point out that cave art far predates any substantial 'text' we might have. Even if just as a shape to form a glyph, images are by far the most powerful method of human communication—no language is at all necessary. Language can add power, but at such a cost (learning a language takes years).