Sensor Locks Your PC By Detecting Body Heat

Here's a unique bit of technology for the paranoid and forgetful. A developer has written an application for PCs that locks your computer if you're not at your desk. Now, most of the time this is accomplished through timers and the like, but this one is a little different. Using an IR heat sensor, it monitors your body heat. When it sees that it's no longer there, it locks down the system, ensuring that nobody can see whatever super-secret data you had been working on. You can

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