http://feedproxy.google.com/~r/DrudgeReportFeed/~3/UIOXqW0IYd4/6C0C2040-FF25-4827-8528-2BD6612E3796

The Wall Street Journal created dozens of automated accounts that watched hundreds of thousands of videos to reveal how the social network knows you so well

By Wall Street Journal

A Wall Street Journal investigation found that TikTok only needs one important piece of information to figure out what you want: the amount of time you linger over a piece of content. Every second you hesitate or rewatch, the app is tracking you. Photo illustration: Laura Kammermann/The Wall Street Journal

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