I don't know if this has already been shared, for those interested, there are two pretty cool "Hayek vs Keynes" rap videos on this subject.
http://www.youtube.com/watch?v=d0nERTFo-Sk
http://www.youtube.com/watch?v=GTQnarzmTOc
I personally like the second one better.
They are in another thread. They're very cool.