It&#x27;s a stereogram, you have to cross your eyes (or relax to infinity, I could never get that right) to see it. In the one linked, it shows &#x27;John Smith is responsible&#x27; pretty clearly. Like the Magic Eye books... but in text. Works quite well actually.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Stereoscopy" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Stereoscopy</a>