diff --git a/common/default.nix b/common/default.nix
index cd01ff5..3eb0653 100644
--- a/common/default.nix
+++ b/common/default.nix
@@ -5,4 +5,15 @@
   ];
   
   programs.zsh.enable = true;
+
+  nix = {
+    settings = {
+      auto-optimise-store = true;
+      allowed-users = [ "@wheel" ];
+      experimental-features = [
+        "nix-command"
+        "flakes"
+      ];
+    };
+  };
 }
diff --git a/common/home.nix b/common/home.nix
index df1f4f2..b798f0d 100644
--- a/common/home.nix
+++ b/common/home.nix
@@ -19,8 +19,15 @@
     claude-code
     gnome-extension-manager
     lmstudio
+    sccache
   ];
   
+  home.file.".cargo/config.toml".text = ''
+    [target.'cfg(target_os = "linux")']
+    linker = "${pkgs.clang}/bin/clang"
+    rustflags = ["-C", "link-arg=-fuse-ld=${pkgs.mold-wrapped}/bin/mold"]
+  '';
+  
   programs.zsh = {
     enable = true;
     oh-my-zsh = {
diff --git a/devices/p14s/default.nix b/devices/p14s/default.nix
index f91b54d..89a0bf0 100644
--- a/devices/p14s/default.nix
+++ b/devices/p14s/default.nix
@@ -22,7 +22,7 @@
     configurationLimit = 5;
   }; 
 
-  # swap & hibernate
+  # swap & hibernate 
   boot.initrd.luks.devices."luks-d51bdb99-5966-40d3-a920-83ea78a73699" = {
     device = "/dev/disk/by-uuid/d51bdb99-5966-40d3-a920-83ea78a73699";
     crypttabExtraOpts = [ "tpm2-device=auto" ];
diff --git a/styles/desktop.nix b/styles/desktop.nix
index 62dfc11..4ca2b13 100644
--- a/styles/desktop.nix
+++ b/styles/desktop.nix
@@ -18,7 +18,6 @@
   ];
   boot.initrd.checkJournalingFS = false;
   
-
   boot.plymouth = {
     enable = true;
     theme = "bgrt";
@@ -88,27 +87,21 @@
     };
   };
 
-  nix = {
-    settings = {
-      auto-optimise-store = true;
-      experimental-features = [
-        "nix-command"
-        "flakes"
-      ];
-    };
-  };
-
   environment.systemPackages = with pkgs; [
     neovim
     htop
     dnsmasq
+    sccache
   ];
   
   environment.shellAliases = {
     vim = "nvim";
   };
   
-  environment.variables.NIX_AUTO_RUN = "1";
+  environment.variables = {
+    RUSTC_WRAPPER = "sccache";
+    NIX_AUTO_RUN = "1";
+  };
 
   services.openssh.enable = true;
   services.fprintd.enable = true;
@@ -120,6 +113,20 @@
   ];
   networking.firewall.allowedUDPPorts = [ 8080 ];
   networking.firewall.trustedInterfaces = [ "virbr0" "docker0" ];
+  
+  hardware.graphics = {
+    enable = true;
+    enable32Bit = true;
+    extraPackages = with pkgs; [
+      mesa
+      vulkan-loader
+      vulkan-validation-layers
+    ];
+    extraPackages32 = with pkgs.pkgsi686Linux; [
+      mesa
+      vulkan-loader
+    ];
+  };
 
   system.stateVersion = "26.05"; # yes