diff --git a/oscar/configuration.nix b/oscar/configuration.nix
index 47b7d01..fc035c8 100644
--- a/oscar/configuration.nix
+++ b/oscar/configuration.nix
@@ -2,7 +2,7 @@
 # your system.  Help is available in the configuration.nix(5) man page
 # and in the NixOS manual (accessible by running ‘nixos-help’).
 
-{ config, pkgs, ... }:
+{ config, pkgs, lib, ... }:
 
 {
   imports =
@@ -12,6 +12,14 @@
       <home-manager/nixos>
     ];
 
+  nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
+    "factorio-alpha"
+    "steam"
+    "steam-original"
+    "steam-run"
+    "discord"
+  ];
+
   # https://discourse.nixos.org/t/github-strategies-for-configuration-nix/1983/14
   nix.nixPath = [
     "nixpkgs=/nix/var/nix/profiles/per-user/root/channels/nixos"
@@ -23,6 +31,16 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
+  boot.plymouth.enable = true;
+  boot.plymouth.theme = "breeze";
+
+  boot.binfmt.emulatedSystems = [ "aarch64-linux" ];
+  boot.binfmt.registrations.aarch64-linux = {
+    interpreter = "${pkgs.pkgsStatic.qemu-user.override { hostCpuTargets = ["aarch64-linux-user"]; }}/bin/qemu-aarch64";
+    wrapInterpreterInShell = false;
+    fixBinary = true;
+  };
+
   boot.initrd.luks.devices."luks-ca2fdf0b-d385-498c-9f7d-f58368a65fd4".device = "/dev/disk/by-uuid/ca2fdf0b-d385-498c-9f7d-f58368a65fd4";
   networking.hostName = "oscar"; # Define your hostname.
   # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
@@ -68,6 +86,8 @@
   # Enable CUPS to print documents.
   services.printing.enable = true;
 
+  services.atd.enable = true;
+
   services.hardware.bolt.enable = true;
 
   virtualisation.docker.enable = true;
@@ -75,7 +95,6 @@
   hardware.bluetooth.enable = true;
 
   # Enable sound with pipewire.
-  sound.enable = true;
   hardware.pulseaudio.enable = false;
   security.rtkit.enable = true;
   services.pipewire = {
@@ -94,13 +113,14 @@
   # Enable touchpad support (enabled default in most desktopManager).
   # services.xserver.libinput.enable = true;
 
+  environment.sessionVariables.NIXOS_OZONE_WL = "1";
+
   # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users.chandler.isNormalUser = true;
   users.users.chandler.description = "Chandler Swift";
-  users.users.chandler.extraGroups = [ "networkmanager" "wheel" "dialout" ];
+  users.users.chandler.extraGroups = [ "networkmanager" "wheel" "dialout" "cdrom" ];
   home-manager.users.chandler = { pkgs, ... }: {
     home.packages = with pkgs; [
-      firefox
       kate
       prismlauncher
       libreoffice-qt
@@ -137,6 +157,8 @@
         url."ssh://aur@aur.archlinux.org/".pushInsteadOf = "aur:";
         url."ssh://git@github.com/ChandlerSwift/".insteadOf = "gh:";
         push.autoSetupRemote = true;
+        rebase.autosquash = true;
+        fetch.parallel = 0; # "some reasonable default"
       };
       ignores = [
         "*.kate-swp"
@@ -152,6 +174,18 @@
       signing.key = null; # "let GnuPG decide what signing key to use depending on commit's author"
     };
 
+    programs.firefox = {
+      enable = true;
+#       profiles = {
+#         default = {
+#           id = 0;
+#           name = "default";
+#           isDefault = true;
+#           search.default = "DuckDuckGo";
+#         };
+#       };
+    };
+
     home.stateVersion = "23.11";
   };
 
@@ -160,6 +194,8 @@
   environment.systemPackages = with pkgs; [
   #  vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
   #  wget
+  discord
+  factorio
   ];
 
   # Some programs need SUID wrappers, can be configured further or are
@@ -172,6 +208,8 @@
 
   programs.ssh.startAgent = true;
 
+  programs.steam.enable = true;
+
   # List services that you want to enable:
 
   services.fprintd.enable = true;