diff --git a/proarbeit.py b/proarbeit.py
index 5768829..1b0abc5 100644
--- a/proarbeit.py
+++ b/proarbeit.py
@@ -1 +1,24 @@
-from pynput.mouse import Listener
+from pynput.mouse import Controller
+from secrets import randbits
+from time import sleep
+
+
+def initialize_mouse():
+    mouse = Controller()
+    return mouse
+
+
+def erratic_movement(mouse):
+    x, y = mouse.position
+    mouse.move(x + randbits(2), y + randbits(2))
+    sleep(randbits(2))
+
+
+def main():
+    mouse = initialize_mouse()
+    while True:
+        erratic_movement(mouse)
+
+
+if __name__ == "__main__":
+    main()
diff --git a/shell.nix b/shell.nix
index bf53233..56ce4b1 100644
--- a/shell.nix
+++ b/shell.nix
@@ -2,4 +2,4 @@
 
 with pkgs;
 
-mkShell { buildInputs = [ python38Packages.pynput ]; }
+mkShell { buildInputs = [ python38 python38Packages.pynput ]; }