Completely agreed. I write music, and even that is decipherable - not as coherently as words, but it's a fairly direct form of communication of a kind of though

Completely agreed. I write music, and even that is decipherable - not as coherently as words, but it's a fairly direct form of communication of a kind of thought: when people ask "what does it mean" the answer is always "whatever it makes you think about". Same as words, really, or "the brain had ideas of its own about what the world was like" as Clark determines. The contents of this article don't surprise me at all.