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Hacking a $15 LED Matrix with an AI Agent, Python, and a Webcam Feedback Loop
I was at Action (the European equivalent of a dollar store for nerds) when I spotted a B.K. Light LED Pixel Board — a 32×32 RGB LED matrix with Bluetooth, for about 15 euros. The kind of thing you buy first and figure out later. The official Android app works fine. You type text, pick…