Facebook DeepText -- clever artificial intelligence, but YOU are the product

Facebook reveals artificial intelligence, which it calls DeepText. The deep-learning A.I. will help Zuck's social network to "improve user experiences" by "solving tricky language challenges." In regular language, that seems to mean Facebook mining even more of your private data, so it can sell even more ads and tell brands even more about you. In IT Blogwatch, bloggers are the product. How good is it, really?