As you've probably gathered, the script is indeed mutable. In fact, it's so mutable that it's like trying to hold water in your hand. It just slips right through.
But fear not, dear prognosticater! For in this subchapter, we'll explore the intricacies of the script's mutability. We'll delve into the world of Subchapter 3 - The Script is a Fluid Thing, where we'll discuss the script's tendency to change its mind faster than a politician in an election year.
Or, if you're feeling particularly adventurous, you can skip ahead to Chapter 4, where we'll examine the script's ability to change its shape at will, much like a chameleon in a snake charmer's hat.