diff --git a/.gitignore b/.gitignore
index 7ad6275..6f8ecdb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /.direnv
+/wineprefix
diff --git a/flake.nix b/flake.nix
index 16803ca..4efa076 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,12 +1,7 @@
 {
   inputs.nixpkgs.url = "github:nixos/nixpkgs?rev=91050ea1e57e50388fa87a3302ba12d188ef723a";
 
-  outputs = {
-    self,
-    nixpkgs,
-    ...
-  }: let
-    # inherit (self) outputs;
+  outputs = {nixpkgs, ...}: let
     systems = [
       "aarch64-linux"
       "x86_64-linux"
diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..b3a0dfe
--- /dev/null
+++ b/readme.md
@@ -0,0 +1,16 @@
+# Battle.net Nix Flake
+
+Sort of.
+
+## Usage
+
+1. Download the Battle.net setup: https://download.battle.net/?product=bnetdesk
+2. Clone and `nix develop .` (or use direnv and `direnv allow`)
+3. Follow https://nixos.wiki/wiki/Battle.net
+
+```shell
+export WINEARCH=win64
+export WINEPREFIX=$PWD/wineprefix
+winetricks dxvk
+wine64 $BATTLENET_SETUP
+```