The Crisis of Credit

I found a fantastic video on youtube that explains, handily, the credit crisis. It's clear, concise and fun to watch. Have a look:

part 1:
http://www.youtube.com/watch?v=Q0zEXdDO5JU

part 2:
http://www.youtube.com/watch?v=iYhDkZjKBEw&feature=related