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Ad firms using tools to help them read your mind

Using gadgets to track eye movements, computer maps of faces to capture a momentary grin (approval) or squinting (anger), and sensors to measure perspiration or monitor brain activity, companies are mining consumers' raw emotions for information.

from Gadgets Now

from Gadgets to Find http://gadgetstofind.blogspot.com/2017/12/ad-firms-using-tools-to-help-them-read.html
via blogger

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