If you haven't read these yet, here are some great in-depth articles and commentaries on the current economic crisis and how we reached this stage. I will add more as I come across them.
The End of Wall Street's Boom by Michael Lewis
The Great Consumer Crash of 2009 by James Quinn
Why Wall Street Always Blows It by Henry Blodget
Infectious Exuberance by Robert Schiller
Debt Man Walking by John B. Judis