V.1. Ed. 2

What is the best number? By the way, there’s only one correct answer. The best number is 73.

No matter how far you run in the positive Reals, this series will grow until find you.

This post can literally save your life if you get involved in an old-west triel in which the order of shots and hit frequency is well defined!

Can you imagine what happened in a chess game just by looking at the current configuration of the pieces? Think carefully, as this game has less memory than it looks.

There are some series that look like retractable telescopes, we can just flatten them and get to the solution.