- If you click on the graph you get the definitions.
- If you click at the title you get the visual analysis of the data (http://hnpickup.appspot.com/hnpickup_ratio_visual_analysis.p...)
- if you click at the link below graph is sends you to HN.
- the time is calculated on the client side and it should be Your local time - let me know if it's not the case (JSON data has UTC epoch time, though)
And yes: it is a catch-22 ;-)
EDIT: I don't like clutter on a web page. You can put a lot of information on what is what but you just need it ONE time, then it should go away. Maybe someday I will find a jquery plugin that will do the trick.