Assorted links

1. Beijing City Lab
   
   
2. Say goodbye to your concentration problems
   
   
3. BBC uses a slightly different Chinese zodiac
   
   
4. rMaps | Interactive Maps from R, by Ramnath Vaidyanathan
   
   
5. The Super Bowl effect on porn traffic on the web
   
   
6. How a New Science of Cities Is Emerging from Mobile Phone Data Analysis
   
   
7. Valentines Cards for urban planners.  This!
   
   
8. A bit of PhD life. So real...
   
   
9. Stephen Fry Explains Cloud Computing in a Short Animated Video