diff --git a/krebs/1systems/wolf/config.nix b/krebs/1systems/wolf/config.nix
index 4d0c0ffa5..0b21c0b6c 100644
--- a/krebs/1systems/wolf/config.nix
+++ b/krebs/1systems/wolf/config.nix
@@ -30,7 +30,7 @@ in
         MIBDIRS = pkgs.fetchgit {
           url = "http://git.shackspace.de/makefu/modem-mibs.git";
           sha256 =
-          "a4244aa43ddd6e3ef9e64bb80f4ee952f68232aa008d3da9c78e3b627e5675c8";
+          "1rhrpaascvj5p3dj29hrw79gm39rp0aa787x95m3r2jrcq83ln1k";
         }; # extra mibs like ADSL
       };
       services.telegraf = {
diff --git a/krebs/3modules/lass/default.nix b/krebs/3modules/lass/default.nix
index 3e03e71cb..867f1bd34 100644
--- a/krebs/3modules/lass/default.nix
+++ b/krebs/3modules/lass/default.nix
@@ -132,38 +132,6 @@ with import <stockholm/lib>;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAsANFdMi825qWQXQbWLYuNZ6/fARt3lnh1KStQHQQMD";
     };
-    archprism = rec {
-      cores = 4;
-      nets = rec {
-        retiolum = {
-          via = internet;
-          ip4.addr = "10.243.0.104";
-          ip6.addr = "42::fa17";
-          aliases = [
-            "archprism.r"
-          ];
-          tinc.pubkey = ''
-            -----BEGIN RSA PUBLIC KEY-----
-            MIIBCgKCAQEAvzhoBsxUaEwm7ctiw3xvLFP2RoVaiHnF+Sm4J8E4DOerPToXxlyl
-            kxvMPaRnhtiO6MK0Vv2+VswKIeRkMm5YuD5MG7wni4vUKcRx9cCgKji/s0vGqLhl
-            JKK9i23q7epvQ32Is/e3P+fQ5KM50EO+TWACNaroCNoyJvZ/G8BWXw6WnIOsuX0I
-            AoPW2ol8/sdZxeK4hCe/aQz6y0AEvigpvPkHx+TE5fkBeIeqhiKTIWpEqjU4wXx5
-            jP2izYuaIsHAihU8mm03xRxT4+4IHYt6ddrhNeBuJBsATLkDgULdQyOoEzmXCm2j
-            anGRBZoYVazxn7d8mKBdE09ZNc1ijULZgwIDAQAB
-            -----END RSA PUBLIC KEY-----
-          '';
-        };
-        internet = {
-          ip4.addr = "213.239.205.240";
-          aliases = [
-            "archprism.i"
-          ];
-          ssh.port = 45621;
-        };
-      };
-      ssh.privkey.path = <secrets/ssh.id_rsa>;
-      ssh.pubkey = "ssh-rsa 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";
-    };
     domsen-nas = {
       ci = false;
       external = true;
@@ -374,6 +342,47 @@ with import <stockholm/lib>;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIqpx9jJnn4QMGO8BOrGOLRN1rgpIkR14sQb8S+otWEL";
     };
+    littleT = {
+      cores = 2;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.133.77";
+          ip6.addr = "42:0:0:0:0:0:717:7137";
+          aliases = [
+            "littleT.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIIECgKCBAEA2nPi6ui8nJhEL3lFzDoPelFbEwFWqPnQa0uVxLAhf2WnmT/vximF
+            /m2ZWpKDZyKx17GXQwm8n0NgyvcemvoCVGqSHIsbxvLB6aBF6ZLkeKyx1mZioEDY
+            1MWR+yr42dFn+6uVTxJhLPmOxgX0D3pWe31UycoAMSWf4eAhmFIEFUvQCAW43arO
+            ni1TFSsaHOCxOaLVd/r7tSO0aT72WbOat84zWccwBZXvpqt/V6/o1MGB28JwZ92G
+            sBMjsCsoiciSg9aAzMCdjOYdM+RSwHEHI9xMineJgZFAbQqwTvK9axyvleJvgaWR
+            M9906r/17tlqJ/hZ0IwA6X+OT4w/JNGruy/5phxHvZmDgvXmYD9hf2a6JmjOMPp/
+            Zn6zYCDYgSYugwJ7GI39GG7f+3Xpmre87O6g6WSaMWCfdOaAeYnj+glP5+YvTLpT
+            +cdN9HweV27wShRozJAqTGZbD0Nfs+EXd0J/q6kP43lwv6wyZdmXCShPF2NzBlEY
+            xdtWKhRYKC1cs0Z2nK+XGEyznNzp1f8NC5qvTguj4kDMhoOd6WXwk460HF49Tf/c
+            aGQTGzgEVMAI7phTJubEmxdBooedvPFamS5wpHTmOt9dZ3qbpCgThaMblVvUu/lm
+            7pkPgc60Y2RAk/Rvyy5A8AaxBXPRBNwVkM5TY/5TW+S1zY09600ZCC2GE27qGT9v
+            k4GHabO42n3wTHk+APodzKDBbEazhOp5Oclg4nNKqgg+IrmheB91oEqBXlfyDj8B
+            idVoUvbH9WPwBqdh7hoqzrHDur5wCFBphrkjEe98o5iFFFi2C8W04H7iqe+nFqvJ
+            y/vzKk5kbfpjov71EEje+hNUCLTWF7sjgT4Z2z8LuqjpIq+d2i5dASfTqj4VBs6D
+            SeiHyyAfCHG/03I9E5eizCCd98Tr30yhu3IKsdFFXsVwxHVFenq2Y1ca7uypCk+i
+            mDC5q5WQFEK/8SSO25i1teWBawfNVVVI/A1b676VJyafS9ebJs8TmXYRbE6rcBzH
+            PssdHNwbtEwhbGdQhgQ2pqQg1SIZM3zvjcpgzL9QP29tulubJ05keaw/4p/Yg/mB
+            ivF8EAIefXYYVxYkRQsHox7UQpSCzjOtj7gvc0KdJxshSLuryM0LxP+gk+x6JPX5
+            Ht8x+oE7iL0cqBsIenc/e0XdTZ+4zrBY5hWbGH8a8VJqEYs54WRJhzQf1jzNaCbS
+            8328MpRF5lXujv61aveg0i4pvczznlSV7wXmmwNAdhvSUTh34tCpRqabpCJdlRBt
+            NvVuij6guPKt4XV1TxXNsPCfib1vYjvwX8gUE4UhL69VmM8OBaC3XdroMfNvz9YW
+            5ObxDGIEiP53Jp8hiWId0AI/XF5Ct3Gh2wIDAQAB
+            -----END RSA PUBLIC KEY-----
+          '';
+        };
+      };
+      secure = true;
+      ssh.privkey.path = <secrets/ssh.id_ed25519>;
+      ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJzb9BPFClubs6wSOi/ivqPFVPlowXwAxBS0jHaB29hX";
+    };
     iso = {
       ci = false;
       cores = 1;
@@ -555,10 +564,6 @@ with import <stockholm/lib>;
     fritz = {
       pubkey = "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCz34435NSXgj72YAOL4cIlRq/4yInKEyL9no+gymURoW5x1nkYpP0EK331e7UyQQSOdWOogRo6d7YHcFqNlYWv5xlYcHucIhgJwC4Zda1liVA+v7tSOJz2BjmFvOT3/qlcPS69f3zdLHZooz2C33uHX1FgGRXlxiA8dpqGnSr8o76QLZjuQkuDqr8reOspjO/RHCo2Moq0Xm5q9OgN1WLAZzupqt9A5lx567mRzYsRAr23pUxVN8T/tSCgDlPe4ktEjYX9CXLKfMyh9WuBVi+AuH4GFEWBT+AMpsHeF45w+w956x56mz0F5nYOQNK87gFr+Jr+mh2AF1ot2CxzrfTb fritz@scriptkiddiT540";
     };
-    archprism-repo-sync = {
-      pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINR9oL/OPHjjKjQ+IyRqWpgrXdZrKKAwFKIte8gYml6C";
-      mail = "lass@prism.r";
-    };
     prism-repo-sync = {
       pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKhpCKTnSq6VDJPB+0NiHu2ZxSKEIxHN6uPAPnbXYNCe";
       mail = "lass@prism.r";
diff --git a/lass/1systems/archprism/config.nix b/lass/1systems/archprism/config.nix
deleted file mode 100644
index 6411c423d..000000000
--- a/lass/1systems/archprism/config.nix
+++ /dev/null
@@ -1,328 +0,0 @@
-{ config, lib, pkgs, ... }:
-with import <stockholm/lib>;
-
-let
-  ip = config.krebs.build.host.nets.internet.ip4.addr;
-
-in {
-  imports = [
-    <stockholm/lass>
-    {
-      networking.interfaces.et0.ip4 = [
-        {
-          address = ip;
-          prefixLength = 24;
-        }
-      ];
-      networking.defaultGateway = "213.239.205.225";
-      networking.nameservers = [
-        "8.8.8.8"
-      ];
-      services.udev.extraRules = ''
-        SUBSYSTEM=="net", ATTR{address}=="54:04:a6:7e:f4:06", NAME="et0"
-      '';
-    }
-    <stockholm/lass/2configs/retiolum.nix>
-    <stockholm/lass/2configs/exim-smarthost.nix>
-    #<stockholm/lass/2configs/downloading.nix>
-    <stockholm/lass/2configs/ts3.nix>
-    <stockholm/lass/2configs/bitlbee.nix>
-    <stockholm/lass/2configs/weechat.nix>
-    <stockholm/lass/2configs/privoxy-retiolum.nix>
-    <stockholm/lass/2configs/radio.nix>
-    <stockholm/lass/2configs/repo-sync.nix>
-    <stockholm/lass/2configs/binary-cache/server.nix>
-    <stockholm/lass/2configs/iodined.nix>
-    <stockholm/lass/2configs/libvirt.nix>
-    <stockholm/lass/2configs/hfos.nix>
-    <stockholm/lass/2configs/monitoring/server.nix>
-    <stockholm/lass/2configs/monitoring/monit-alarms.nix>
-    <stockholm/lass/2configs/paste.nix>
-    <stockholm/lass/2configs/syncthing.nix>
-    #<stockholm/lass/2configs/reaktor-coders.nix>
-    <stockholm/lass/2configs/ciko.nix>
-    <stockholm/lass/2configs/container-networking.nix>
-    #<stockholm/lass/2configs/reaktor-krebs.nix>
-    #{
-    #  lass.pyload.enable = true;
-    #}
-    {
-      imports = [
-        <stockholm/lass/2configs/bepasty.nix>
-      ];
-      krebs.bepasty.servers."paste.r".nginx.extraConfig = ''
-        if ( $server_addr = "${config.krebs.build.host.nets.internet.ip4.addr}" ) {
-          return 403;
-        }
-      '';
-    }
-    {
-      users.extraGroups = {
-        # ● systemd-tmpfiles-setup.service - Create Volatile Files and Directories
-        #    Loaded: loaded (/nix/store/2l33gg7nmncqkpysq9f5fxyhlw6ncm2j-systemd-217/example/systemd/system/systemd-tmpfiles-setup.service)
-        #    Active: failed (Result: exit-code) since Mon 2015-03-16 10:29:18 UTC; 4s ago
-        #      Docs: man:tmpfiles.d(5)
-        #            man:systemd-tmpfiles(8)
-        #   Process: 19272 ExecStart=/nix/store/2l33gg7nmncqkpysq9f5fxyhlw6ncm2j-systemd-217/bin/systemd-tmpfiles --create --remove --boot --exclude-prefix=/dev (code=exited, status=1/FAILURE)
-        #  Main PID: 19272 (code=exited, status=1/FAILURE)
-        #
-        # Mar 16 10:29:17 cd systemd-tmpfiles[19272]: [/usr/lib/tmpfiles.d/legacy.conf:26] Unknown group 'lock'.
-        # Mar 16 10:29:18 cd systemd-tmpfiles[19272]: Two or more conflicting lines for /var/log/journal configured, ignoring.
-        # Mar 16 10:29:18 cd systemd-tmpfiles[19272]: Two or more conflicting lines for /var/log/journal/7b35116927d74ea58785e00b47ac0f0d configured, ignoring.
-        # Mar 16 10:29:18 cd systemd[1]: systemd-tmpfiles-setup.service: main process exited, code=exited, status=1/FAILURE
-        # Mar 16 10:29:18 cd systemd[1]: Failed to start Create Volatile Files and Directories.
-        # Mar 16 10:29:18 cd systemd[1]: Unit systemd-tmpfiles-setup.service entered failed state.
-        # Mar 16 10:29:18 cd systemd[1]: systemd-tmpfiles-setup.service failed.
-        # warning: error(s) occured while switching to the new configuration
-        lock.gid = 10001;
-      };
-    }
-    {
-      boot.loader.grub = {
-        devices = [
-          "/dev/sda"
-          "/dev/sdb"
-        ];
-        splashImage = null;
-      };
-
-      boot.initrd.availableKernelModules = [
-        "ata_piix"
-        "vmw_pvscsi"
-      ];
-
-      fileSystems."/" = {
-        device = "/dev/pool/nix";
-        fsType = "ext4";
-      };
-
-      fileSystems."/boot" = {
-        device = "/dev/disk/by-uuid/7ca12d8c-606d-41ce-b10d-62b654e50e36";
-      };
-
-      fileSystems."/var/download" = {
-        device = "/dev/pool/download";
-      };
-
-      fileSystems."/srv/http" = {
-        device = "/dev/pool/http";
-      };
-
-      fileSystems."/srv/o.ubikmedia.de-data" = {
-        device = "/dev/pool/owncloud-ubik-data";
-      };
-
-      fileSystems."/bku" = {
-        device = "/dev/pool/bku";
-      };
-
-      fileSystems."/tmp" = {
-        device = "tmpfs";
-        fsType = "tmpfs";
-        options = ["nosuid" "nodev" "noatime"];
-      };
-
-    }
-    {
-      sound.enable = false;
-    }
-    {
-      nixpkgs.config.allowUnfree = true;
-    }
-    {
-      #stuff for juhulian
-      users.extraUsers.juhulian = {
-        name = "juhulian";
-        uid = 1339;
-        home = "/home/juhulian";
-        group = "users";
-        createHome = true;
-        useDefaultShell = true;
-        extraGroups = [
-        ];
-        openssh.authorizedKeys.keys = [
-          "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDBQhLGvfv4hyQ/nqJGy1YgHXPSVl6igeWTroJSvAhUFgoh+rG+zvqY0EahKXNb3sq0/OYDCTJVuucc0hgCg7T2KqTqMtTb9EEkRmCFbD7F7DWZojCrh/an6sHneqT5eFvzAPZ8E5hup7oVQnj5P5M3I9keRHBWt1rq6q0IcOEhsFvne4qJc73aLASTJkxzlo5U8ju3JQOl6474ECuSn0lb1fTrQ/SR1NgF7jV11eBldkS8SHEB+2GXjn4Yrn+QUKOnDp+B85vZmVlJSI+7XR1/U/xIbtAjGTEmNwB6cTbBv9NCG9jloDDOZG4ZvzzHYrlBXjaigtQh2/4mrHoKa5eV juhulian@juhulian"
-        ];
-      };
-      krebs.iptables.tables.filter.INPUT.rules = [
-        { predicate = "-p udp --dport 60000:61000"; target = "ACCEPT";}
-      ];
-    }
-    {
-      environment.systemPackages = [
-        pkgs.perlPackages.Plack
-      ];
-      krebs.iptables.tables.filter.INPUT.rules = [
-        { predicate = "-p tcp --dport 8080"; target = "ACCEPT";}
-      ];
-    }
-    {
-      time.timeZone = "Europe/Berlin";
-    }
-    {
-      imports = [
-        <stockholm/lass/2configs/websites/domsen.nix>
-        <stockholm/lass/2configs/websites/lassulus.nix>
-      ];
-      krebs.iptables.tables.filter.INPUT.rules = [
-         { predicate = "-p tcp --dport http"; target = "ACCEPT"; }
-         { predicate = "-p tcp --dport https"; target = "ACCEPT"; }
-      ];
-    }
-    {
-      services.tor = {
-        enable = true;
-      };
-    }
-    {
-      lass.ejabberd = {
-        enable = true;
-        hosts = [ "lassul.us" ];
-      };
-      krebs.iptables.tables.filter.INPUT.rules = [
-        { predicate = "-p tcp --dport xmpp-client"; target = "ACCEPT"; }
-        { predicate = "-p tcp --dport xmpp-server"; target = "ACCEPT"; }
-      ];
-    }
-    {
-      imports = [
-        <stockholm/lass/2configs/realwallpaper.nix>
-      ];
-      services.nginx.virtualHosts."lassul.us".locations."/wallpaper.png".extraConfig = ''
-        alias /var/realwallpaper/realwallpaper.png;
-      '';
-    }
-    {
-      environment.systemPackages = with pkgs; [
-        mk_sql_pair
-      ];
-    }
-    {
-      users.users.tv = {
-        uid = genid "tv";
-        inherit (config.krebs.users.tv) home;
-        group = "users";
-        createHome = true;
-        useDefaultShell = true;
-        openssh.authorizedKeys.keys = [
-          config.krebs.users.tv.pubkey
-        ];
-      };
-      users.users.makefu = {
-        uid = genid "makefu";
-        isNormalUser = true;
-        openssh.authorizedKeys.keys = [
-          config.krebs.users.makefu.pubkey
-        ];
-      };
-      users.users.nin = {
-        uid = genid "nin";
-        inherit (config.krebs.users.nin) home;
-        group = "users";
-        createHome = true;
-        useDefaultShell = true;
-        openssh.authorizedKeys.keys = [
-          config.krebs.users.nin.pubkey
-        ];
-        extraGroups = [
-          "libvirtd"
-        ];
-      };
-    }
-    {
-      krebs.repo-sync.timerConfig = {
-        OnBootSec = "15min";
-        OnUnitInactiveSec = "90min";
-        RandomizedDelaySec = "30min";
-      };
-      krebs.repo-sync.repos.stockholm.timerConfig = {
-        OnBootSec = "5min";
-        OnUnitInactiveSec = "2min";
-        RandomizedDelaySec = "2min";
-      };
-    }
-    {
-      lass.usershadow = {
-        enable = true;
-      };
-    }
-    #{
-    #  krebs.Reaktor.prism = {
-    #    nickname = "Reaktor|lass";
-    #    channels = [ "#retiolum" ];
-    #    extraEnviron = {
-    #      REAKTOR_HOST = "ni.r";
-    #    };
-    #    plugins = with pkgs.ReaktorPlugins; [
-    #      sed-plugin
-    #    ];
-    #  };
-    #}
-    {
-      #stuff for dritter
-      users.extraUsers.dritter = {
-        name = "dritter";
-        uid = genid "dritter";
-        home = "/home/dritter";
-        group = "users";
-        createHome = true;
-        useDefaultShell = true;
-        extraGroups = [
-          "download"
-        ];
-        openssh.authorizedKeys.keys = [
-          "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDnqOWDDk7QkSAvrSLkEoz7dY22+xPyv5JDn2zlfUndfavmTMfZvPx9REMjgULbcCSM4m3Ncf40yUjciDpVleGoEz82+p/ObHAkVWPQyXRS3ZRM2IJJultBHEFc61+61Pi8k3p5pBhPPaig6VncJ4uUuuNqen9jqLesSTVXNtdntU2IvnC8B8k1Kq6fu9q1T2yEOMxkD31D5hVHlqAly0LdRiYvtsRIoCSmRvlpGl70uvPprhQxhtoiEUeDqmIL7BG9x7gU0Swdl7R0/HtFXlFuOwSlNYDmOf/Zrb1jhOpj4AlCliGUkM0iKIJhgH0tnJna6kfkGKHDwuzITGIh6SpZ dritter@Janeway"
-        ];
-      };
-    }
-    {
-      #hotdog
-      containers.hotdog = {
-        config = { ... }: {
-          services.openssh.enable = true;
-          users.users.root.openssh.authorizedKeys.keys = [
-            config.krebs.users.lass.pubkey
-          ];
-        };
-        enableTun = true;
-        privateNetwork = true;
-        hostAddress = "10.233.2.1";
-        localAddress = "10.233.2.2";
-      };
-    }
-    {
-      #kaepsele
-      containers.kaepsele = {
-        config = { ... }: {
-          services.openssh.enable = true;
-          users.users.root.openssh.authorizedKeys.keys = with config.krebs.users; [
-            lass.pubkey
-            tv.pubkey
-          ];
-        };
-        enableTun = true;
-        privateNetwork = true;
-        hostAddress = "10.233.2.3";
-        localAddress = "10.233.2.4";
-      };
-    }
-    {
-      #onondaga
-      containers.onondaga = {
-        config = { ... }: {
-          services.openssh.enable = true;
-          users.users.root.openssh.authorizedKeys.keys = [
-            config.krebs.users.lass.pubkey
-            config.krebs.users.nin.pubkey
-          ];
-        };
-        enableTun = true;
-        privateNetwork = true;
-        hostAddress = "10.233.2.4";
-        localAddress = "10.233.2.5";
-      };
-    }
-  ];
-
-  krebs.build.host = config.krebs.hosts.archprism;
-}
diff --git a/lass/1systems/daedalus/config.nix b/lass/1systems/daedalus/config.nix
index 7b90ebb63..6674b3db5 100644
--- a/lass/1systems/daedalus/config.nix
+++ b/lass/1systems/daedalus/config.nix
@@ -37,6 +37,9 @@ with import <stockholm/lib>;
         networkmanagerapplet
         libreoffice
         audacity
+        zathura
+        skype
+        wine
       ];
       services.xserver.enable = true;
       services.xserver.displayManager.lightdm.enable = true;
@@ -52,8 +55,10 @@ with import <stockholm/lib>;
           name = "bitcoin";
           description = "user for bitcoin stuff";
           home = "/home/bitcoin";
+          isNormalUser = true;
           useDefaultShell = true;
           createHome = true;
+          extraGroups = [ "audio" ];
         };
       };
       security.sudo.extraConfig = ''
diff --git a/lass/1systems/helios/config.nix b/lass/1systems/helios/config.nix
index c64789d8d..eb45d92ec 100644
--- a/lass/1systems/helios/config.nix
+++ b/lass/1systems/helios/config.nix
@@ -10,7 +10,8 @@ with import <stockholm/lib>;
     <stockholm/lass/2configs/pass.nix>
     <stockholm/lass/2configs/retiolum.nix>
     <stockholm/lass/2configs/otp-ssh.nix>
-    <stockholm/lass/2configs/git.nix>
+    # TODO fix krebs.git.rules.[definition 2-entry 2].lass not defined
+    #<stockholm/lass/2configs/git.nix>
     <stockholm/lass/2configs/dcso-vpn.nix>
     { # automatic hardware detection
       boot.initrd.availableKernelModules = [ "xhci_pci" "nvme" "usb_storage" "sd_mod" "rtsx_pci_sdmmc" ];
@@ -68,6 +69,16 @@ with import <stockholm/lib>;
       repo = [ config.krebs.git.repos.stockholm ];
       perm = with git; push "refs/heads/*" [ fast-forward non-fast-forward create delete merge ];
     }
+    {
+      lass.umts = {
+        enable = true;
+        modem = "/dev/serial/by-id/usb-Lenovo_F5521gw_2C7D8D7C35FC7040-if09";
+        initstrings = ''
+          Init1 = AT+CFUN=1
+          Init2 = AT+CGDCONT=1,"IP","pinternet.interkom.de","",0,0
+        '';
+      };
+    }
   ];
 
   # Use the systemd-boot EFI boot loader.
@@ -100,11 +111,16 @@ with import <stockholm/lib>;
 
   services.xserver.videoDrivers = [ "nvidia" ];
   services.xserver.xrandrHeads = [
-    { output = "DP-0.8"; }
-    { output = "DP-4"; monitorConfig = ''Option "Rotate" "right"''; }
     { output = "DP-2"; primary = true; }
+    { output = "DP-4"; monitorConfig = ''Option "Rotate" "left"''; }
+    { output = "DP-0"; }
   ];
 
+  services.xserver.displayManager.sessionCommands = ''
+    ${pkgs.xorg.xrandr}/bin/xrandr --output DP-6 --off --output DP-5 --off --output DP-4 --mode 2560x1440 --pos 3840x0 --rotate left --output DP-3 --off --output DP-2 --primary --mode 3840x2160 --pos 0x400 --rotate normal --output DP-1 --off --output DP-0 --mode 2560x1440 --pos 5280x1120 --rotate normal
+    ${pkgs.systemd}/bin/systemctl start xresources.service
+  '';
+
   networking.hostName = lib.mkForce "BLN02NB0162";
 
   security.pki.certificateFiles = [
@@ -123,8 +139,6 @@ with import <stockholm/lib>;
   programs.adb.enable = true;
   users.users.mainUser.extraGroups = [ "adbusers" ];
 
-  services.printing = {
-    enable = true;
-    drivers = [ pkgs.postscript-lexmark ];
-  };
+  services.printing.drivers = [ pkgs.postscript-lexmark ];
+
 }
diff --git a/lass/1systems/littleT/config.nix b/lass/1systems/littleT/config.nix
new file mode 100644
index 000000000..7211c78eb
--- /dev/null
+++ b/lass/1systems/littleT/config.nix
@@ -0,0 +1,84 @@
+with import <stockholm/lib>;
+{ config, pkgs, ... }:
+
+{
+  imports = [
+    <stockholm/lass>
+    <stockholm/lass/2configs/hw/x220.nix>
+    <stockholm/lass/2configs/boot/stock-x220.nix>
+
+    <stockholm/lass/2configs/retiolum.nix>
+    <stockholm/lass/2configs/backups.nix>
+    <stockholm/lass/2configs/steam.nix>
+    {
+      users.users.blacky = {
+        uid = genid "blacky";
+        home = "/home/blacky";
+        group = "users";
+        createHome = true;
+        extraGroups = [
+          "audio"
+          "networkmanager"
+          "video"
+        ];
+        useDefaultShell = true;
+      };
+      networking.networkmanager.enable = true;
+      networking.wireless.enable = mkForce false;
+      hardware.pulseaudio = {
+        enable = true;
+        systemWide = true;
+      };
+      environment.systemPackages = with pkgs; [
+        pavucontrol
+        chromium
+        hexchat
+        networkmanagerapplet
+        vlc
+      ];
+      services.xserver.enable = true;
+      services.xserver.displayManager.lightdm.enable = true;
+      services.xserver.desktopManager.plasma5.enable = true;
+      services.xserver.layout = "de";
+      users.mutableUsers = mkForce true;
+      services.xserver.synaptics.enable = true;
+    }
+    {
+      #remote control
+      environment.systemPackages = with pkgs; [
+        x11vnc
+      ];
+      krebs.iptables.tables.filter.INPUT.rules = [
+        { predicate = "-p tcp -i retiolum --dport 5900"; target = "ACCEPT"; }
+      ];
+    }
+  ];
+
+  time.timeZone = "Europe/Berlin";
+
+  hardware.trackpoint = {
+    enable = true;
+    sensitivity = 220;
+    speed = 0;
+    emulateWheel = true;
+  };
+
+  services.logind.extraConfig = ''
+    HandleLidSwitch=ignore
+  '';
+
+  krebs.build.host = config.krebs.hosts.littleT;
+
+  #fileSystems = {
+  #  "/bku" = {
+  #    device = "/dev/mapper/pool-bku";
+  #    fsType = "btrfs";
+  #    options = ["defaults" "noatime" "ssd" "compress=lzo"];
+  #  };
+  #};
+
+  #services.udev.extraRules = ''
+  #  SUBSYSTEM=="net", ATTR{address}=="08:11:96:0a:5d:6c", NAME="wl0"
+  #  SUBSYSTEM=="net", ATTR{address}=="f0:de:f1:71:cb:35", NAME="et0"
+  #'';
+}
diff --git a/lass/1systems/archprism/source.nix b/lass/1systems/littleT/source.nix
similarity index 51%
rename from lass/1systems/archprism/source.nix
rename to lass/1systems/littleT/source.nix
index 3e96c1d38..a86b8fd10 100644
--- a/lass/1systems/archprism/source.nix
+++ b/lass/1systems/littleT/source.nix
@@ -1,3 +1,4 @@
 import <stockholm/lass/source.nix> {
-  name = "archprism";
+  name = "littleT";
+  secure = true;
 }
diff --git a/lass/1systems/mors/config.nix b/lass/1systems/mors/config.nix
index 6a61ce1fa..fee43f8cd 100644
--- a/lass/1systems/mors/config.nix
+++ b/lass/1systems/mors/config.nix
@@ -29,7 +29,7 @@ with import <stockholm/lib>;
     <stockholm/lass/2configs/syncthing.nix>
     <stockholm/lass/2configs/otp-ssh.nix>
     <stockholm/lass/2configs/c-base.nix>
-    <stockholm/tv/2configs/br.nix>
+    <stockholm/lass/2configs/br.nix>
     {
       #risk of rain port
       krebs.iptables.tables.filter.INPUT.rules = [
@@ -135,6 +135,8 @@ with import <stockholm/lib>;
 
     macchanger
     dpass
+
+    dnsutils
   ];
 
   #TODO: fix this shit
@@ -192,4 +194,8 @@ with import <stockholm/lib>;
       exec nix-shell -I stockholm="$PWD" --run 'test --system="$SYSTEM" --target="$SYSTEM/var/test/" --force-populate'
     '';
   };
+
+  #nix.package = pkgs.nixUnstable;
+  programs.adb.enable = true;
+  users.users.mainUser.extraGroups = [ "adbusers" ];
 }
diff --git a/lass/1systems/prism/config.nix b/lass/1systems/prism/config.nix
index a0bc1b900..b7f0ea554 100644
--- a/lass/1systems/prism/config.nix
+++ b/lass/1systems/prism/config.nix
@@ -67,6 +67,11 @@ in {
         fsType = "ext4";
       };
 
+      fileSystems."/bku" = {
+        device = "/dev/pool/bku";
+        fsType = "ext4";
+      };
+
       swapDevices = [
         { label = "swap1"; }
         { label = "swap2"; }
@@ -220,8 +225,8 @@ in {
         };
         enableTun = true;
         privateNetwork = true;
-        hostAddress = "10.233.2.4";
-        localAddress = "10.233.2.5";
+        hostAddress = "10.233.2.5";
+        localAddress = "10.233.2.6";
       };
     }
     <stockholm/lass/2configs/exim-smarthost.nix>
diff --git a/lass/2configs/baseX.nix b/lass/2configs/baseX.nix
index a8bb8693f..1638264d9 100644
--- a/lass/2configs/baseX.nix
+++ b/lass/2configs/baseX.nix
@@ -74,21 +74,20 @@ in {
     pavucontrol
     powertop
     push
+    rxvt_unicode
+    screengrab
     slock
     sxiv
+    termite
     xclip
     xorg.xbacklight
     xorg.xhost
     xsel
+    youtube-tools
+    yt-next
     zathura
 
-    mpv-poll
-    yt-next
-
-    youtube-tools
-
-    rxvt_unicode
-    termite
+    cabal2nix
   ];
 
   fonts.fonts = with pkgs; [
diff --git a/lass/2configs/exim-smarthost.nix b/lass/2configs/exim-smarthost.nix
index f9c8f8ebc..763633dd9 100644
--- a/lass/2configs/exim-smarthost.nix
+++ b/lass/2configs/exim-smarthost.nix
@@ -46,6 +46,8 @@ with import <stockholm/lib>;
       { from = "apple@lassul.us"; to = lass.mail; }
       { from = "coinbase@lassul.us"; to = lass.mail; }
       { from = "tomtop@lassul.us"; to = lass.mail; }
+      { from = "aliexpress@lassul.us"; to = lass.mail; }
+      { from = "business@lassul.us"; to = lass.mail; }
     ];
     system-aliases = [
       { from = "mailer-daemon"; to = "postmaster"; }
diff --git a/lass/2configs/vim.nix b/lass/2configs/vim.nix
index 698344b09..f6c736fbc 100644
--- a/lass/2configs/vim.nix
+++ b/lass/2configs/vim.nix
@@ -98,8 +98,13 @@ let
     noremap <esc>[c <nop> | noremap! <esc>[c <nop>
     noremap <esc>[d <nop> | noremap! <esc>[d <nop>
 
+    " search with ack
     let g:ackprg = 'ag --vimgrep'
     cnoreabbrev Ack Ack!
+
+    " copy/paste from/to xclipboard
+    noremap x "_x
+    set clipboard=unnamedplus
   '';
 
   extra-runtimepath = concatMapStringsSep "," (pkg: "${pkg.rtp}") [
diff --git a/lass/2configs/websites/lassulus.nix b/lass/2configs/websites/lassulus.nix
index 6e185a4d6..77f0c79e3 100644
--- a/lass/2configs/websites/lassulus.nix
+++ b/lass/2configs/websites/lassulus.nix
@@ -147,12 +147,29 @@ in {
     in ''
       alias ${initscript};
     '';
+    locations."/pub".extraConfig = ''
+      alias ${pkgs.writeText "pub" config.krebs.users.lass.pubkey};
+    '';
   };
 
+  security.acme.certs."cgit.lassul.us" = {
+    email = "lassulus@gmail.com";
+    webroot = "/var/lib/acme/acme-challenges";
+    plugins = [
+      "account_key.json"
+      "key.pem"
+      "fullchain.pem"
+    ];
+    group = "nginx";
+    allowKeysForGroup = true;
+  };
+
+
   services.nginx.virtualHosts.cgit = {
     serverName = "cgit.lassul.us";
     addSSL = true;
-    enableACME = true;
+    sslCertificate = "/var/lib/acme/cgit.lassul.us/fullchain.pem";
+    sslCertificateKey = "/var/lib/acme/cgit.lassul.us/key.pem";
   };
 
   users.users.blog = {
diff --git a/lass/5pkgs/default.nix b/lass/5pkgs/default.nix
index d04833255..e0775f076 100644
--- a/lass/5pkgs/default.nix
+++ b/lass/5pkgs/default.nix
@@ -20,5 +20,7 @@
     xml2json = pkgs.callPackage ./xml2json/default.nix {};
     xmonad-lass = import ./xmonad-lass.nix { inherit config pkgs; };
     yt-next = pkgs.callPackage ./yt-next/default.nix {};
+
+    screengrab = pkgs.writeDashBin "screengrab" "${pkgs.ffmpeg}/bin/ffmpeg -f x11grab -r 25 -s 1024x768 -i :0.0 -c:v huffyuv $1";
   };
 }
diff --git a/lass/5pkgs/xmonad-lass.nix b/lass/5pkgs/xmonad-lass.nix
index 12c078940..478686245 100644
--- a/lass/5pkgs/xmonad-lass.nix
+++ b/lass/5pkgs/xmonad-lass.nix
@@ -25,7 +25,6 @@ import Data.List (isInfixOf)
 import System.Environment (getArgs, withArgs)
 import System.IO (hPutStrLn, stderr)
 import System.Posix.Process (executeFile)
-import Text.Read (readEither)
 import XMonad.Actions.CopyWindow (copy, kill1)
 import XMonad.Actions.CycleWS (toggleWS)
 import XMonad.Actions.DynamicWorkspaces ( addWorkspacePrompt, renameWorkspace, removeEmptyWorkspace)