added demo link

README.md

@@ -1,3 +1,12 @@
-# squeeky-laptop
+# squeaky-laptop
 
-Makes your laptop hinge squeek!
+Makes your laptop hinge squeak! Coded in 20 mins, very messy and broken.
+
+Uses Macbooks ambient light sensor data to play a squeaky sound (< 10.5 OSX).
+Depens on pyaudio ($ pip3 install pyaudio). Turn of your display's brightness to prevent reflection/bad behaviour.
+
+Run: `python3 squeek.py`
+
+Demo: [https://youtu.be/pzJwDs6KRXA](https://youtu.be/pzJwDs6KRXA)
+
+Todo: play in reverse when lid is closed.