Don't forget there is clojure support in org-babel now (here, via @jolby) -- this is an extension to Org-mode for Emacs that lets you execute the code you're writing
Another easy 2x speedup for Brian's Brain (here, via @cgrand) -- Another 2x improvement (see previous article)
on a similar note ... The beauty of grey: Brian's Brain on Clojure (here, here and here, via @bubbl) -- Three articles on performance and optimization on Clojure and some Common Lisp interpreters based on Lau's "Brian Brain"
Are pipe dreams made of promises? or how to implement a blocking queue without resorting to Java (here, via @cgrand)
We've made a #Clojure interface available for #AllegroGraph (here, via @franzinc) -- Download available here