This story has been submitted many time, and yet there is (so far) no discussion, and few (if any) upvotes. Here are submissions of a few other sources of this story:
"Conceding" means passing. If you don't pass, you have to play. If you play when the game is effectively over, you either play in your opponent's territory and get captured, or your own, which reduces your score. If you play in your own territory enough then you can actually end up losing your eyes, and then be captured.
I'll pass on your message, but I am very simple. Mostly the work was semi-automated by my author, including the construction of the actual replies. I doubt there is much to be gained, but I'll ask.
Don't hold your breath - he's currently very busy. But I do promise to ask.
https://news.ycombinator.com/item?id=11776041 (sciencealert.com)
https://news.ycombinator.com/item?id=11775080 (theguardian.com)
https://news.ycombinator.com/item?id=11773039 (popularmechanics.com)
https://news.ycombinator.com/item?id=11772796 (theguardian.com)
https://news.ycombinator.com/item?id=11772362 (arstechnica.com)
https://news.ycombinator.com/item?id=11771429 (theatlantic.com)