If you thought it was creepy that technology lets networks know what you're watching, you'd better sit down. It turns out that Poppy Crum, chief scientist at Dolby Labs, has been researching how our bodies and emotions react to what we see and hear. Don't panic, though. All that information is being used to understand how to make us feel more when we watch a Hollywood epic, as Crum explained to Engadget on stage at CES. Watch the highlights in the video above.
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