Introduction

Home iconic is a wonderfully long and fancy word, which just means you're using the same data structures for your code that you are for your data. It tends to be one of those words that people use the scare of the children, but it really is a very simple idea. With this out of the way, maybe let's talk about immutability. In Clojure, we have immutable data structures, but we can still switch them with atoms. So how does that all come together? Yeah, atoms are kind of... I think a lot of people who don't know about functional programming,. One of the things that almost everyone knows about functional programming is that we don't like mutable state