Artificial Intelligence | Tech | Robotics on Instagram: "This simple DIY laser tripwire using a Raspberry Pi and an optical sensor protects your computer privacy. A narrow beam of light is aimed across your desk. The moment someone walks into it, the system detects the interruption and instantly triggers a preset action like locking the screen or hiding what's on display. This small gadget shows how low-cost electronics can be really useful and adaptive. #tech #raspberrypi #cooltech"

NOCODUSA on Instagram: "Privacy isn’t broken anymore. It’s automated. This laser tripwire setup uses a simple but clever principle: motion interruption. A low-power laser is aimed at a light sensor placed across a doorway or entrance. As long as the laser beam stays uninterrupted, the system assumes you’re alone and your screen stays visible. The moment someone walks in and breaks the beam, the system instantly triggers a command to hide, dim, lock, or blur your screen. Behind the scenes, a micr