Although not the same article, there was a previous discussion on HN about Flatland a few years back. There's some interesting comments and links, I'll post the

Although not the same article, there was a previous discussion on HN about Flatland a few years back. There's some interesting comments and links, I'll post the link here just in case there's not much traction this time around: https://news.ycombinator.com/item?id=2086425 https://news.ycombinator.com/item?id=2086425