Is There Mutation in Elm?

In elm, you can create a copy of your model and they gill it. You'll uptate your model with the new value, and then you just return that. The thing that is running essentially the elm effet system ner, i think they call it a run time and effect systems. And underneath the covers, there's a variable that points to the model that switches from the old model to the new model. Now elm is managing that for you. All right, yes.