What makes me happy about Clojure is that it has the potential to become mainstream, at least among the top 10%. I know a couple of people who've secretly used

What makes me happy about Clojure is that it has the potential to become mainstream, at least among the top 10%. I know a couple of people who've secretly used Clojure at their Java jobs. I don't know what will happen to them when they go through code review, but it's pretty cool that they can do that.