This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
An additional part of the joke is that showing this through the area of a square is a geometric proof that this series converges the way it does.
Rather than algebraically. Feels like we’re all converging towards explaining the joke but never quite fully get there.