Yahoo, Bucking Industry, Scans Emails for Data to Sell Advertisers – WSJ

The Web giant owned by Verizon analyzes more than 200 million inboxes for clues about what products people might buy—a practice much of Silicon Valley has declared off-limits.
— Read on www.wsj.com/articles/yahoo-bucking-industry-scans-emails-for-data-to-sell-advertisers-1535466959