Recent comment on this: https://news.ycombinator.com/item?id=22920237 https://news.ycombinator.com/item?id=22920237 "The effect likely isn't too big, or it woul

Recent comment on this: https://news.ycombinator.com/item?id=22920237 https://news.ycombinator.com/item?id=22920237 "The effect likely isn't too big, or it would be harder to design experiments where it doesn't show up at all."