IN THE BRIGHT-EYED naiveté of my first few weeks as Facebook's first leader of the ads targeting effort, I'd eagerly confront each new conspiracy theory.
"Is Facebook scanning my photos and using that for ad targeting?" was one from a Los Angeles Times reporter. "My cousin uploaded a photo of her boyfriend in a San Francisco 49ers jersey, and now I'm seeing 49ers ads. How'd that happen?"
Click the image below to read the full article.