diff --git a/etcnixos/common.nix b/etcnixos/common.nix
index 70f49ec..531dc93 100644
--- a/etcnixos/common.nix
+++ b/etcnixos/common.nix
@@ -14,9 +14,19 @@
     ./distrobox.nix
     ./vm.nix
 
+    inputs.agenix.nixosModules.default
     inputs.nixos-hardware.nixosModules.common-pc-ssd
   ];
 
+  nixpkgs.config.allowUnfreePredicate =
+    pkg:
+    builtins.elem (lib.getName pkg) [
+      "steam"
+      "steam-original"
+      "steam-unwrapped"
+      "steam-run"
+    ];
+
   nix = {
     # optimize the store
     optimise.automatic = true;
@@ -59,6 +69,7 @@
     kernelModules = [
       "ip_tables"
       "iptable_nat"
+      "msr"
     ];
   };
 
diff --git a/etcnixos/flake.lock b/etcnixos/flake.lock
index dda74e8..cbc1b5f 100644
--- a/etcnixos/flake.lock
+++ b/etcnixos/flake.lock
@@ -167,11 +167,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1737751639,
-        "narHash": "sha256-ZEbOJ9iT72iwqXsiEMbEa8wWjyFvRA9Ugx8utmYbpz4=",
+        "lastModified": 1738391520,
+        "narHash": "sha256-6HI58PKjddsC0RA0gBQlt6ox47oH//jLUHwx05RO8g0=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "dfad538f751a5aa5d4436d9781ab27a6128ec9d4",
+        "rev": "34b64e4e1ddb14e3ffc7db8d4a781396dbbab773",
         "type": "github"
       },
       "original": {
@@ -183,11 +183,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1737672001,
-        "narHash": "sha256-YnHJJ19wqmibLQdUeq9xzE6CjrMA568KN/lFPuSVs4I=",
+        "lastModified": 1738277201,
+        "narHash": "sha256-6L+WXKCw5mqnUIExvqkD99pJQ41xgyCk6z/H9snClwk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "035f8c0853c2977b24ffc4d0a42c74f00b182cd8",
+        "rev": "666e1b3f09c267afd66addebe80fb05a5ef2b554",
         "type": "github"
       },
       "original": {
diff --git a/etcnixos/flake.nix b/etcnixos/flake.nix
index 91c57ec..9dbee29 100644
--- a/etcnixos/flake.nix
+++ b/etcnixos/flake.nix
@@ -29,32 +29,29 @@
     }@inputs:
     let
       username = "primary";
-      hostname = nixpkgs.lib.strings.removeSuffix "\n" (builtins.readFile /etc/hostname);
       system = "x86_64-linux";
 
-      pkgs = import nixpkgs {
-        # config.allowUnfreePredicate =
-        #   pkg:
-        #   builtins.elem (nixpkgs.lib.getName pkg) [
-        #     "steam-unwrapped"
-        #     "steam"
-        #   ];
-
-        # idk pkgs.wivrn pulls a bunch of cuda stuff even though cudaSupport is disabled?
-        config.allowUnfree = true;
-
-        config.cudaSupport = false;
-      };
     in
     {
-      nixosConfigurations.${hostname} = nixpkgs.lib.nixosSystem {
+      # desktop
+      nixosConfigurations.yarn = nixpkgs.lib.nixosSystem {
         specialArgs = {
-          inherit inputs username hostname;
+          hostname = "yarn";
+          inherit inputs username;
         };
-        inherit pkgs;
         modules = [
-          ./system-${hostname}.nix
-          agenix.nixosModules.default
+          ./system-yarn.nix
+        ];
+      };
+
+      # laptop
+      nixosConfigurations.mreow = nixpkgs.lib.nixosSystem {
+        specialArgs = {
+          hostname = "mreow";
+          inherit inputs username;
+        };
+        modules = [
+          ./system-mreow.nix
         ];
       };
     };
diff --git a/home-manager/flake.lock b/home-manager/flake.lock
index 1c05ef5..d1ea531 100644
--- a/home-manager/flake.lock
+++ b/home-manager/flake.lock
@@ -54,11 +54,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1737762889,
-        "narHash": "sha256-5HGG09bh/Yx0JA8wtBMAzt0HMCL1bYZ93x4IqzVExio=",
+        "lastModified": 1738415006,
+        "narHash": "sha256-ZlLTnqIQQ8OE6AtT+fluB642j2R9tnvxHHtpnmLjSxQ=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "daf04c5950b676f47a794300657f1d3d14c1a120",
+        "rev": "8544cd092047a7e92d0dce011108a563de7fc0f2",
         "type": "github"
       },
       "original": {
@@ -79,11 +79,11 @@
         "xwayland-satellite-unstable": "xwayland-satellite-unstable"
       },
       "locked": {
-        "lastModified": 1737840481,
-        "narHash": "sha256-WjW3cdrmh1sGMT3CBqCFzT9BOktTa1u9ldoWEqTj7xk=",
+        "lastModified": 1738410471,
+        "narHash": "sha256-j0XZIViI4ZEFwhrEzVKz696/4DZ9pRiWtGfxJogA+MM=",
         "owner": "sodiboo",
         "repo": "niri-flake",
-        "rev": "8fc9dba8df75d9d004d9369b513b81180788ec15",
+        "rev": "16f8e14385163479aca7231d8fab0091adac2e56",
         "type": "github"
       },
       "original": {
@@ -112,11 +112,11 @@
     "niri-unstable": {
       "flake": false,
       "locked": {
-        "lastModified": 1737795105,
-        "narHash": "sha256-zQSNUKj671I9M4DdMD4iMUnIIWN5oiaWdqDHUSVcaVE=",
+        "lastModified": 1738404307,
+        "narHash": "sha256-BFtfL5kZbIsDAMgbVP5E0HbqDapYWw4NBw1xS0AOCCc=",
         "owner": "YaLTeR",
         "repo": "niri",
-        "rev": "78697d1cea20e6b53013e820999b0403c45d9f00",
+        "rev": "32ad545f842f4c176548e30d183d10e0a2bab752",
         "type": "github"
       },
       "original": {
@@ -127,11 +127,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1737672001,
-        "narHash": "sha256-YnHJJ19wqmibLQdUeq9xzE6CjrMA568KN/lFPuSVs4I=",
+        "lastModified": 1738277201,
+        "narHash": "sha256-6L+WXKCw5mqnUIExvqkD99pJQ41xgyCk6z/H9snClwk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "035f8c0853c2977b24ffc4d0a42c74f00b182cd8",
+        "rev": "666e1b3f09c267afd66addebe80fb05a5ef2b554",
         "type": "github"
       },
       "original": {
@@ -143,11 +143,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1737672001,
-        "narHash": "sha256-YnHJJ19wqmibLQdUeq9xzE6CjrMA568KN/lFPuSVs4I=",
+        "lastModified": 1738277201,
+        "narHash": "sha256-6L+WXKCw5mqnUIExvqkD99pJQ41xgyCk6z/H9snClwk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "035f8c0853c2977b24ffc4d0a42c74f00b182cd8",
+        "rev": "666e1b3f09c267afd66addebe80fb05a5ef2b554",
         "type": "github"
       },
       "original": {
@@ -174,11 +174,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1737858462,
-        "narHash": "sha256-rohhmT/b8QNaIL3nY01jFtCyZu2dGTufef5YieECWZM=",
+        "lastModified": 1738376888,
+        "narHash": "sha256-S6ErHxkSm0iA7ZMsjjDaASWxbELYcdfv8BhOkkj1rHw=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "dd236609a6c272d00ceaa042b1a81a31968e7f4d",
+        "rev": "83284068670d5ae4a43641c4afb150f3446be70d",
         "type": "github"
       },
       "original": {
@@ -242,11 +242,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1737869730,
-        "narHash": "sha256-4u/VS7fiqAtnEnm2z7DSNzNyM7sUB+nq3aGKcKBwodg=",
+        "lastModified": 1738421728,
+        "narHash": "sha256-+4w7zluaVoM1WrbhuBkWUF5hiXVCmXORlVT/p0Dm4vQ=",
         "owner": "0xc000022070",
         "repo": "zen-browser-flake",
-        "rev": "39c4c603ee641aed350dce31562ad6dd6f0044d8",
+        "rev": "d0022d9a6c2a18ea8da0ecaa6482b4607f3d7591",
         "type": "github"
       },
       "original": {