>> It is a functional straightjacket like Haskell and Erlang (no side-effects), appealing to functional programmers. Not so. Clojure has three different mecha

>> It is a functional straightjacket like Haskell and Erlang (no side-effects), appealing to functional programmers. Not so. Clojure has three different mechanisms for judicious use of side-effects, including Software Transactional Memory. But yes, side-effects must be quite explicit.