Posted so many times:

- 3 months ago 68 comments [https://news.ycombinator.com/item?id=25551624]

- Jan 2020 [https://news.ycombinator.com/item?id=21984435]

- May 2018 [https://news.ycombinator.com/item?id=17069386]

- Aug 2015, 25 comments [https://news.ycombinator.com/item?id=10145480]

- Jul 2010, 23 comments [https://news.ycombinator.com/item?id=1498136]

- Jul 2010 [https://news.ycombinator.com/item?id=1494732]

- Often referenced in other high-repost DK posts like "Dunning-Kruger and other memes" and "Wikipedia: Dunning–Kruger Effect"