diff --git a/readme.md b/readme.md
index ebaa8f7..fecc2a5 100644
--- a/readme.md
+++ b/readme.md
@@ -339,6 +339,12 @@ $ what-is-my-ip
 24.5.113.148
 ```
 
+On top of all this, many very awesome tools can exist. You can leverage a `direnv`-style setup such that whenever you enter a directory you enter its development shell and are completely ready to work within that project with all the necessary tools with all the correct versions _reproducibly_.
+
+Flakes have `checks` which are run when you run `nix flake check`. You can use this for CI to ensure that your Flake is always able to build whatever packages it needs or even check that code is formatted correctly.
+
+All of this in one place makes for a pretty incredible developer experience.
+
 Hopefully, seeing the _fun things_ you can do with Nix might inspire you to push through the hard parts.
 
 There is a golden pot 💰 at the end of this rainbow 🌈 awaiting you.