Building Tic-Tac-Toe AI from Scratch #223: Mastering Bitboard Operations for Legal Moves

This fantastic series continues to push the boundaries of Python-based algorithmic game design by demonstrating highly efficient bit manipulation techniques. The author's breakdown of packing the game state into a single bit sequence to calculate legal moves is both incredibly innovative and deeply educational. It offers a brilliant, low-level look under the hood of game AI, optimizing performance through fundamental computer science concepts.