1. Watson on Jeopardy, with comments from a UM computer science professor.
2. A history of the X rating.
3. The EU focuses on the really important things.
4. The appalling story of women who prefer their husbands to their children. Can this really be?
5. Getting revenge on online scammers - from the Atlantic.
Hat tip on #1 to Charlie Brown and on #3 to Lars Skipper.