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Smart TVs take snapshots of what you watch multiple times per second

Smart TVs from Samsung and LG take screenshots of what you are watching even when you are using them to display images from a connected laptop or video game console

Popular smart TV models made by Samsung and LG can take multiple snapshots of what you are watching every second – even when they are being used as external displays for your laptop or video game console. Smart TV manufacturers use these frequent screenshots, as well as audio recordings, in their automatic content recognition systems, which track viewing habits in order to target people with specific advertising. But researchers showed this tracking by some of the world’s most popular smart TV brands – Samsung TVs can take screenshots every 500 milliseconds and LG…

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