To understand concurrent programming in Clojure, at least you should read [1]. In general, the symbolic STM (Refs) is not often used in Clojure programming. Ato

To understand concurrent programming in Clojure, at least you should read [1]. In general, the symbolic STM (Refs) is not often used in Clojure programming. Atoms (a wrapper of the Java AtomicReference) is much more lightweight and is used in most cases. [1]: http://clojure-doc.org/articles/language/concurrency_and_parallelism.html http://clojure-doc.org/articles/language/concurrency_and_par...