I currently think about the question: "Is Java dead?" with some introspection into what dead means, what Java means, jobs, market and everything else. Playing with Google trends and Indeed, a fun comparison:
Inspired by Obie.
Another one I found interesting (Ruby growing in sync with Rails):
If you feel inclined to comment on the information content of Google trends or relative Indeed comparisons, don't. There has been enough discussion already and the grain of salt everyone takes is big enough. Thanks.