OS X Mavericks motion tracking is helpful, not harmful

OS X Mavericks contains code that senses movement and reset idle time when motion was detected. This discovery hit the Internet like wildfire with people offering a wide range of reasons why Mavericks would want to track your movement. A follow-up report from The Verge reveals this is meant to benefit users, not spy on them. Further testing of the motion tracking revealed it was not the camera secretly watching users, but the ambient light sensor looking for motion. The sensor is used to adjust screen brightness in response to changes in ambient light levels. It also has a secondary function that senses changes in light levels as movements and resets the idle time. This idle reset prevent the computer from going into sleep mode while the user is in front of the machine and not interacting with the keyboard or mouse/trackpad. Continue reading →

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