Pokémon is a phenomenon that made itself very famous in a short time a few years ago. Pokémon Blue is part of the first generation of the games of that series that were made.
Up until this day, thousands of Pokémon fans have analyzed the games, finding out the exact formulae of how each battle situation in these games works out, how experience and levels and everything works, and what are the most effective ways to battle.
There is also an alternate YouTube stream featuring audio commentary by the author on real hardware.