diff --git a/kuro/configuration.nix b/kuro/configuration.nix
deleted file mode 100644
index aaeb0c9..0000000
--- a/kuro/configuration.nix
+++ /dev/null
@@ -1,34 +0,0 @@
-# Edit this configuration file to define what should be installed on
-# your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running `nixos-help`).
-
-{ config, pkgs, ... }:
-
-{
-  imports =
-    [
-      # Include the results of the hardware scan.
-      ./hardware-configuration.nix
-
-      # Shared config of all machines
-      /data/nixos/common.nix
-    ];
-
-  # amd graphics
-  hardware.opengl.extraPackages = with pkgs; [ amdvlk rocm-opencl-icd rocm-opencl-runtime ];
-
-  # use systemd-networkd, fixed IPv4, dynamic IPv6
-  networking.hostName = "kuro";
-  networking.useDHCP = false;
-  networking.nameservers = [ "192.168.13.1" ];
-  systemd.network = {
-    enable = true;
-    networks."10-wan" = {
-      matchConfig.Name = "enp2s0";
-      address = [ "192.168.13.101/24" ];
-      routes = [ { routeConfig.Gateway = "192.168.13.1"; } ];
-      networkConfig.IPv6AcceptRA = true;
-      linkConfig.RequiredForOnline = "routable";
-    };
-  };
-}
diff --git a/kuro/hardware-configuration.nix b/kuro/hardware-configuration.nix
deleted file mode 100644
index 06c2ddb..0000000
--- a/kuro/hardware-configuration.nix
+++ /dev/null
@@ -1,66 +0,0 @@
-# Do not modify this file!  It was generated by ‘nixos-generate-config’
-# and may be overwritten by future invocations.  Please make changes
-# to /etc/nixos/configuration.nix instead.
-{ config, lib, pkgs, modulesPath, ... }:
-
-{
-  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
-
-  boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "usbhid" "sd_mod" ];
-  boot.initrd.kernelModules = [ "amdgpu" ];
-  boot.kernelModules = [ "kvm-amd" ];
-
-  fileSystems."/" =
-    { device = "none";
-      fsType = "tmpfs";
-      neededForBoot = true;
-      options = [ "defaults" "size=8G" "mode=755" ];
-    };
-
-  fileSystems."/boot" =
-    { device = "/dev/disk/by-id/ata-Samsung_SSD_870_QVO_4TB_S5STNF0W806802J-part1";
-      fsType = "vfat";
-      neededForBoot = true;
-    };
-
-  fileSystems."/nix" =
-    { device = "/dev/disk/by-id/ata-Samsung_SSD_870_QVO_4TB_S5STNF0W806802J-part2";
-      fsType = "bcachefs";
-      neededForBoot = true;
-      options = [ "noatime" "nodiratime" ];
-    };
-
-  fileSystems."/data" =
-    { device = "/dev/disk/by-id/ata-Samsung_SSD_870_QVO_4TB_S5STNF0W806802J-part3";
-      fsType = "bcachefs";
-      neededForBoot = true;
-      options = [ "noatime" "nodiratime" ];
-    };
-
-  fileSystems."/home" =
-    { device = "/data/home";
-      fsType = "none";
-      neededForBoot = true;
-      options = [ "bind" ];
-      depends = [ "/data" ];
-    };
-
-  fileSystems."/root" =
-    { device = "/data/root";
-      fsType = "none";
-      neededForBoot = true;
-      options = [ "bind" ];
-      depends = [ "/data" ];
-    };
-
-  fileSystems."/etc/nixos" =
-    { device = "/data/nixos/kuro";
-      fsType = "none";
-      neededForBoot = true;
-      options = [ "bind" ];
-      depends = [ "/data" ];
-    };
-
-  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
-}
diff --git a/kuro/install.txt b/kuro/install.txt
deleted file mode 100644
index 2a44b64..0000000
--- a/kuro/install.txt
+++ /dev/null
@@ -1,98 +0,0 @@
-#
-# kill old efi boot stuff
-#
-
-efibootmgr
-efibootmgr -b 0 -B
-efibootmgr -b 1 -B
-efibootmgr -b 2 -B
-efibootmgr -b 3 -B
-efibootmgr -b 4 -B
-efibootmgr
-
-#
-# install script below
-#
-
-# fix unlocking https://nixos.wiki/wiki/Bcachefs
-nix-env -iA nixos.keyutils
-keyctl link @u @s
-
-# Defining some helper variables (these will be used in later code
-# blocks as well, so make sure to use the same terminal session or
-# redefine them later)
-DISK=/dev/disk/by-id/ata-Samsung_SSD_870_QVO_4TB_S5STNF0W806802J
-HOST=kuro
-
-# kill old data
-sgdisk --zap-all $DISK
-blkdiscard -v $DISK
-wipefs -a $DISK
-gdisk -l $DISK
-
-# create partitions
-parted $DISK -- mklabel gpt
-sgdisk -n 1:0:+1024M -c 1:"EFI System Partition" -t 1:EF00 $DISK
-sgdisk -n 2:0:+256G -c 2:"nix" -t 2:8e00 $DISK
-sgdisk -n 3:0:0 -c 3:"data" -t 3:8e00 $DISK
-parted $DISK -- set 1 boot on
-
-sleep 5
-
-# take a look
-cat /proc/partitions
-
-# boot partition
-mkfs.fat -F 32 -n EFIBOOT $DISK-part1
-
-# create encrypted bcachefs
-bcachefs format --block_size=4096 --errors=ro --metadata_checksum=xxhash --data_checksum=xxhash --compression=lz4 --wide_macs --acl --encrypted --fs_label=nix --discard -f $DISK-part2
-bcachefs format --block_size=4096 --errors=ro --metadata_checksum=xxhash --data_checksum=xxhash --compression=lz4 --wide_macs --acl --encrypted --fs_label=data --discard -f $DISK-part3
-
-# prepare install
-mount -t tmpfs none /mnt
-
-# Create directories to mount file systems on
-mkdir -p /mnt/{data,nix,home,boot,root,etc/nixos}
-
-# mount the ESP
-mount $DISK-part1 /mnt/boot
-
-# mount bcachefs stuff
-mount -o noatime,nodiratime $DISK-part2 /mnt/nix
-mount -o noatime,nodiratime $DISK-part3 /mnt/data
-
-# bind mount persistent stuff to data
-mkdir -p /mnt/{data/home,data/root,data/nixos/$HOST}
-mount --bind /mnt/data/home /mnt/home
-mount --bind /mnt/data/root /mnt/root
-mount --bind /mnt/data/nixos/$HOST /mnt/etc/nixos
-
-# take a look
-mount
-
-# configure
-nixos-generate-config --root /mnt
-
-# save /mnt/etc/nixos/hardware-configuration.nix /mnt/etc/nixos/configuration.nix
-
-cp /mnt/etc/nixos/hardware-configuration.nix /tmp
-cp /mnt/etc/nixos/configuration.nix /tmp
-
-# copy config data
-
-# patch some paths there
-
-sudo scp -r /data/nixos root@192.168.13.101:/mnt/data
-
-# install
-
-nixos-install --no-root-passwd --root /mnt
-
-# unmount all stuff
-
-umount -Rl /mnt
-
-# sync all /data after the install
-
-sudo -E rsync -va --delete --one-file-system /data root@192.168.13.101:/
diff --git a/mio/configuration.nix b/mio/configuration.nix
deleted file mode 100644
index 8362c38..0000000
--- a/mio/configuration.nix
+++ /dev/null
@@ -1,404 +0,0 @@
-# Edit this configuration file to define what should be installed on
-# your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running `nixos-help`).
-
-{ config, pkgs, ... }:
-let
-  impermanence = builtins.fetchTarball "https://github.com/nix-community/impermanence/archive/master.tar.gz";
-  home-manager = builtins.fetchTarball "https://github.com/nix-community/home-manager/archive/master.tar.gz";
-in
-{
-  imports =
-    [ # Include the results of the hardware scan.
-      ./hardware-configuration.nix
-
-      # manage persistent files
-      "${impermanence}/nixos.nix"
-
-      # home manager for per user config
-      "${home-manager}/nixos"
-  ];
-
-  # This value determines the NixOS release from which the default
-  # settings for stateful data, like file locations and database versions
-  # on your system were taken. It's perfectly fine and recommended to leave
-  # this value at the release version of the first install of this system.
-  # Before changing this value read the documentation for this option
-  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
-  system.stateVersion = "23.05"; # Did you read the comment?
-
-  # use the latest kernel
-  boot.kernelPackages = pkgs.linuxPackages_latest;
-
-  # Use the systemd-boot EFI boot loader.
-  boot.loader.systemd-boot.enable = true;
-  boot.loader.efi.canTouchEfiVariables = true;
-
-  # use a high resolution
-  boot.loader.systemd-boot.consoleMode = "max";
-
-  # use systemd early
-  boot.initrd.systemd.enable = true;
-
-  # setup the console stuff early
-  console.earlySetup = true;
-
-  networking.hostName = "mio"; # Define your hostname.
-
-  # keep some stuff persistent
-  environment.persistence."/nix/persistent" = {
-    directories = [
-      # NetworkManager connections
-      { directory = "/etc/NetworkManager"; user = "root"; group = "root"; mode = "u=rwx,g=rx,o=rx"; }
-      { directory = "/var/lib/NetworkManager"; user = "root"; group = "root"; mode = "u=rwx,g=rx,o=rx"; }
-    ];
-  };
-
-  # swap to RAM
-  zramSwap.enable = true;
-
-  # Set your time zone.
-  time.timeZone = "Europe/Berlin";
-
-  # default locale is English US
-  i18n.defaultLocale = "en_US.UTF-8";
-
-  # use German stuff for sorting/date/....
-  i18n.extraLocaleSettings = {
-    LC_ADDRESS = "de_DE.UTF-8";
-    LC_IDENTIFICATION = "de_DE.UTF-8";
-    LC_MEASUREMENT = "de_DE.UTF-8";
-    LC_MONETARY = "de_DE.UTF-8";
-    LC_NAME = "de_DE.UTF-8";
-    LC_NUMERIC = "de_DE.UTF-8";
-    LC_PAPER = "de_DE.UTF-8";
-    LC_TELEPHONE = "de_DE.UTF-8";
-    LC_TIME = "de_DE.UTF-8";
-  };
-
-  # ensure we build all needed locales
-  i18n.supportedLocales = ["en_US.UTF-8/UTF-8" "de_DE.UTF-8/UTF-8"];
-
-  # keep power consumption and heat in check
-  powerManagement.enable = true;
-  powerManagement.cpuFreqGovernor = "powersave";
-  services.thermald.enable = true;
-
-  # allow firmware updates
-  services.fwupd.enable = true;
-
-  # X11 settings
-  services.xserver = {
-    libinput.enable = true;
-    upscaleDefaultCursor = false;
-
-    # Configure keymap in X11
-    layout = "de";
-    xkbVariant = "";
-
-    # Enable the KDE Plasma Desktop Environment.
-    desktopManager.plasma5.enable = true;
-    desktopManager.plasma5.runUsingSystemd = true;
-    desktopManager.plasma5.phononBackend = "vlc";
-
-    # use SDDM and Plasma Wayland
-    enable = true;
-    displayManager.sddm.enable = true;
-    displayManager.defaultSession = "plasmawayland";
-  };
-
-
-  # enable sound with PipeWire
-  services.pipewire = {
-    enable = true;
-    alsa.enable = true;
-    alsa.support32Bit = true;
-    jack.enable = true;
-    pulse.enable = true;
-  };
-
-  # allow realtime
-  security.rtkit.enable = true;
-
-  # package manager config
-  nix = {
-    # auto optimize the store
-    settings.auto-optimise-store = true;
-
-    # cleanup the store from time to time
-    gc = {
-      automatic = true;
-      dates = "daily";
-      options = "--delete-older-than 7d";
-    };
-
-    # avoid that nix hogs all CPUs
-    settings = {
-      max-jobs = 1;
-      cores = 4;
-    };
-
-    # we want some experimental features like nix search
-    extraOptions = ''experimental-features = nix-command flakes'';
-  };
-
-  # avoid suspend ever to be triggered
-  systemd.targets.sleep.enable = false;
-  systemd.targets.suspend.enable = false;
-  systemd.targets.hibernate.enable = false;
-  systemd.targets.hybrid-sleep.enable = false;
-
-  # let home manager install stuff to /etc/profiles
-  home-manager.useUserPackages = true;
-
-  # use global pkgs
-  home-manager.useGlobalPkgs = true;
-
-  # Allow unfree packages
-  nixpkgs.config.allowUnfree = true;
-
-  # List packages installed in system profile. To search, run:
-  # $ nix search wget
-  environment.systemPackages = with pkgs; [
-    alacritty
-    ark
-    aspellDicts.de
-    aspellDicts.en
-    borgbackup
-    btop
-    chromium
-    clamav
-    clinfo
-    filelight
-    firefox
-    gitFull
-    glxinfo
-    hunspellDicts.de_DE
-    hunspellDicts.en_US
-    libva-utils
-    lsof
-    mc
-    unrar
-    unzip
-    vulkan-tools
-    wayland-utils
-    zsh
-    zsh-powerlevel10k
-  ];
-
-  # allow keyboard configure tools to work
-  hardware.keyboard.qmk.enable = true;
-
-  # add ~/bin to PATH
-  environment.homeBinInPath = true;
-
-  # more fonts for all users
-  fonts = {
-    # more fonts
-    fonts = with pkgs; [
-      # nice mono spaced font
-      iosevka-bin
-
-      # needed for powerlevel10k zsh stuff
-      meslo-lgs-nf
-
-      # unicode capable font
-      noto-fonts
-      noto-fonts-extra
-      noto-fonts-emoji
-
-      # other nice mono spaced font
-      victor-mono
-    ];
-
-    # tune fontconfig
-    fontconfig = {
-      # better default fonts
-      defaultFonts = {
-        monospace = ["Iosevka"];
-      };
-    };
-  };
-
-  # 64-bit GL
-  hardware.opengl.driSupport = true;
-
-  # proper lutris gaming for 32-bit stuff
-  hardware.opengl.driSupport32Bit = true;
-
-  # let's get SSD status
-  services.smartd.enable = true;
-
-  # use ZSH per default
-  users.defaultUserShell = pkgs.zsh;
-
-  # nice zsh config
-  programs.zsh = {
-    # zsh wanted
-    enable = true;
-
-    # some env vars I want in all of my shells
-    shellInit = "export MOZ_ENABLE_WAYLAND=1; export POWERLEVEL9K_DISABLE_CONFIGURATION_WIZARD=true;";
-
-    # great prompt
-    promptInit = "source ${pkgs.zsh-powerlevel10k}/share/zsh-powerlevel10k/powerlevel10k.zsh-theme; if [ -f ~/.p10k.zsh ]; then source ~/.p10k.zsh; fi;";
-  };
-
-  # dconf is needed for gtk, see https://nixos.wiki/wiki/KDE
-  programs.dconf.enable = true;
-
-  # enable VirtualBox
-  virtualisation.virtualbox.host.enable = true;
-  users.extraGroups.vboxusers.members = [ "cullmann" ];
-
-  # configure sudo
-  security.sudo.execWheelOnly = true;
-  security.sudo.extraConfig = ''
-    Defaults lecture = never
-  '';
-
-
-  ###
-  ### per user configuration below
-  ###
-
-  # all users and passwords are defined here
-  users.mutableUsers = false;
-
-  #
-  # administrator
-  #
-
-  users.users.root = {
-    # init password
-    hashedPassword = builtins.readFile "/data/nixos/password.secret";
-  };
-
-  home-manager.users.root = { pkgs, ... }: {
-    # initial version
-    home.stateVersion = "22.11";
-
-    # sometimes doesn't work
-    manual.manpages.enable = false;
-
-    # generate the shell config
-    programs.zsh = {
-      enable = true;
-      shellAliases = {
-        ll = "ls -l";
-      };
-    };
-  };
-
-  #
-  # my main user
-  #
-
-  users.users.cullmann = {
-    # hard code UID for stability over machines
-    uid = 1000;
-
-    # normal user
-    isNormalUser = true;
-
-    # it's me :P
-    description = "Christoph Cullmann";
-
-    # allow sudo for my main user
-    extraGroups = [ "wheel" ];
-
-    # init password
-    hashedPassword = builtins.readFile "/data/nixos/password.secret";
-  };
-
-  home-manager.users.cullmann = { pkgs, ... }: {
-    # initial version
-    home.stateVersion = "22.11";
-
-    # extra packages, stuff for work/kde/...
-    home.packages = with pkgs; [
-      calibre
-      emacs
-      falkon
-      fdupes
-      ffmpeg
-      file
-      gimp
-      go
-      hugo
-      inetutils
-      kate
-      kcalc
-      keychain
-      kompare
-      konversation
-      krita
-      libjxl
-      libreoffice
-      linuxKernel.packages.linux_latest_libre.perf
-      neochat
-      nmap
-      okteta
-      okular
-      pciutils
-      perf-tools
-      pulseaudio
-      qmk
-      remmina
-      signal-desktop
-      tcl
-      texlive.combined.scheme-small
-      tigervnc
-      tk
-      tokodon
-      usbutils
-      via
-      vial
-      vlc
-      vscodium
-      xorg.xhost
-    ];
-
-    # https://github.com/nix-community/nix-direnv
-    programs.direnv.enable = true;
-    programs.direnv.nix-direnv.enable = true;
-
-    # reverse package search, https://github.com/nix-community/nix-index
-    programs.nix-index.enable = true;
-
-    # generate the shell config
-    programs.zsh = {
-      enable = true;
-      shellAliases = {
-        ll = "ls -l";
-
-        # system build/update/cleanup
-        update = "sudo nixos-rebuild switch";
-        upgrade = "sudo nixos-rebuild switch --upgrade";
-        gc = "sudo nix-collect-garbage --delete-older-than 7d";
-        verify = "sudo nix --extra-experimental-features nix-command store verify --all";
-        optimize = "sudo nix --extra-experimental-features nix-command store optimise";
-
-        # ssh around in the local network
-        kuro = "ssh kuro.fritz.box";
-        kuroroot = "ssh root@kuro.fritz.box";
-        mini = "ssh mini.fritz.box";
-        miniroot = "ssh root@mini.fritz.box";
-        neko = "ssh neko.fritz.box";
-        nekoroot = "ssh root@neko.fritz.box";
-      };
-    };
-
-    # enable keychain
-    programs.keychain = {
-      enable = true;
-      keys = [ "id_ed25519" ];
-    };
-  };
-
-  # networking.hostName = "nixos"; # Define your hostname.
-  # Pick only one of the below networking options.
-  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
-  networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.
-}
-
diff --git a/mio/hardware-configuration.nix b/mio/hardware-configuration.nix
deleted file mode 100644
index b17b454..0000000
--- a/mio/hardware-configuration.nix
+++ /dev/null
@@ -1,65 +0,0 @@
-# Do not modify this file!  It was generated by ‘nixos-generate-config’
-# and may be overwritten by future invocations.  Please make changes
-# to /etc/nixos/configuration.nix instead.
-{ config, lib, pkgs, modulesPath, ... }:
-
-{
-  imports =
-    [ (modulesPath + "/installer/scan/not-detected.nix")
-    ];
-
-  boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "usb_storage" "sd_mod" ];
-  boot.initrd.kernelModules = [ "amdgpu" ];
-  boot.kernelModules = [ "kvm-amd" ];
-  boot.extraModulePackages = [ ];
-
-  fileSystems."/" =
-    { device = "none";
-      fsType = "tmpfs";
-      options = [ "defaults" "size=8G" "mode=755" ];
-    };
-
-  fileSystems."/boot" =
-    { device = "/dev/disk/by-uuid/4196-36DD";
-      fsType = "vfat";
-    };
-
-  boot.initrd.luks.devices."crypt-disk1".device = "/dev/disk/by-uuid/04638cc4-d719-4ef6-98d7-dd809032d608";
-  boot.initrd.luks.devices."crypt-disk1".allowDiscards = true;
-  boot.initrd.luks.devices."crypt-disk1".bypassWorkqueues = true;
-
-  fileSystems."/nix" =
-    { device = "/dev/mapper/crypt-disk1";
-      fsType = "btrfs";
-      options = [ "subvol=nix" "noatime" "compress=zstd" ];
-    };
-
-  fileSystems."/data" =
-    { device = "/dev/mapper/crypt-disk1";
-      fsType = "btrfs";
-      options = [ "subvol=data" "noatime" "compress=zstd" ];
-    };
-
-  fileSystems."/home" =
-    { device = "/data/home";
-      fsType = "none";
-      options = [ "bind" ];
-    };
-
-  fileSystems."/root" =
-    { device = "/data/root";
-      fsType = "none";
-      options = [ "bind" ];
-    };
-
-  fileSystems."/etc/nixos" =
-    { device = "/data/nixos/mio";
-      fsType = "none";
-      options = [ "bind" ];
-    };
-
-  swapDevices = [ ];
-
-  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
-}