Global reel hub on Instagram: "This robot was built to punish a specific victim. A homemade sensor rig waits for movement. The device sits quietly on a wooden table with popsicle stick rails guiding the path. Suddenly a large cockroach runs straight into the corridor. It triggers a motion sensor hidden inside the white housing. A servo motor instantly activates and drops a plastic gate to pin the insect in place. A red LED lights up on the breadboard to confirm the capture. Then the logic board