If you subscribe to the belief that we&#x27;re basically a bacterial mat of about 37 trillion [1] cells, each extremely large and complex on its own - it&#x27;s not too large a jump to interpret the eye as being a 1 billion cell &quot;bacterial sub-mat&quot; that does primitive image capture to support the overall bacterial mat.<p>[1] <a href="http:&#x2F;&#x2F;www.smithsonianmag.com&#x2F;smart-news&#x2F;there-are-372-trillion-cells-in-your-body-4941473&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.smithsonianmag.com&#x2F;smart-news&#x2F;there-are-372-trill...</a>