I collected a few links here: https://news.ycombinator.com/item?id=32972710 https://news.ycombinator.com/item?id=32972710 80 is somewhat arbitrary, I could've

I collected a few links here: https://news.ycombinator.com/item?id=32972710 https://news.ycombinator.com/item?id=32972710 80 is somewhat arbitrary, I could've said 50 or 70 or even 100, but it's in the ballpark of what studies find. Studies never find 400 characters per line to be optimal.