Pen Plotter

What is a plotter and how does it work?

ChatGPT l Prompts l AI Tips on Instagram: "Thinking outside the box… by playing inside the grid. A DIY robotic plotter plays Tic-Tac-Toe against itself, using blue for X and red for O. No human input. No randomness. Just clean logic, precise movement, and perfect coordination. Each move is calculated, each pen swap deliberate. The game ends in a draw—because Tic-Tac-Toe is a solved game. It’s not about winning. It’s about precision, design, and showing how flawless logic leads to balance. AI, Te