Making AI Useful | Innovations | Tech on Instagram: "A laser cutter produces perfect cuts. Nanometer accuracy. Clean edges. Exact results. Then a worker steps on the bed with a safety boot. This is the reality of precision manufacturing that nobody showcases. Here's what happens inside the machine. Metal vaporizes at the cut line. Most debris falls through the serrated bed cleanly. But some solidifies between the supports. Day after day, this residue hardens. Becomes rock-solid. Creates uneven s