diff --git a/common/pc/audio.nix b/common/pc/audio.nix
index ef1947f..a14ed86 100644
--- a/common/pc/audio.nix
+++ b/common/pc/audio.nix
@@ -17,45 +17,6 @@ in
       alsa.support32Bit = true;
       pulse.enable = true;
       jack.enable = true;
-
-      # use the example session manager (no others are packaged yet so this is enabled by default,
-      # no need to redefine it in your config for now)
-      #media-session.enable = true;
-
-      config.pipewire = {
-        "context.objects" = [
-          {
-            # A default dummy driver. This handles nodes marked with the "node.always-driver"
-            # properyty when no other driver is currently active. JACK clients need this.
-            factory = "spa-node-factory";
-            args = {
-              "factory.name" = "support.node.driver";
-              "node.name" = "Dummy-Driver";
-              "priority.driver" = 8000;
-            };
-          }
-          {
-            factory = "adapter";
-            args = {
-              "factory.name" = "support.null-audio-sink";
-              "node.name" = "Microphone-Proxy";
-              "node.description" = "Microphone";
-              "media.class" = "Audio/Source/Virtual";
-              "audio.position" = "MONO";
-            };
-          }
-          {
-            factory = "adapter";
-            args = {
-              "factory.name" = "support.null-audio-sink";
-              "node.name" = "Main-Output-Proxy";
-              "node.description" = "Main Output";
-              "media.class" = "Audio/Sink";
-              "audio.position" = "FL,FR";
-            };
-          }
-        ];
-      };
     };
 
     users.users.googlebot.extraGroups = [ "audio" ];
diff --git a/machines/ray/hardware-configuration.nix b/machines/ray/hardware-configuration.nix
index 28878b0..c852500 100644
--- a/machines/ray/hardware-configuration.nix
+++ b/machines/ray/hardware-configuration.nix
@@ -59,7 +59,4 @@
     };
   swapDevices =
     [{ device = "/dev/vg/swap"; }];
-
-  # high-resolution display
-  hardware.video.hidpi.enable = lib.mkDefault true;
 }