New ask Hacker News story: Ask HN: What is the meaning of the image on main page of paulgraham.com?

Ask HN: What is the meaning of the image on main page of paulgraham.com?
5 by davidbogue | 1 comments on Hacker News.
The image seems random, but I'm sure there is an obvious meaning behind it. https://ift.tt/lkdbf1