Green screen switches off when ignored

Green software that detects whether or not you are looking at your computer and switches off the display accordingly could help cut energy bills and significantly reduce people's carbon footprint.
Developed by inventor Peter Hopton of Sheffield, UK, and launched by his company VeryPC last week, the system uses open-source face-detection software linked to a webcam to monitor the presence of someone's face in front of the screen and react to it.

Full article on New Scientist



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