Surely this would not have happen if guns were not allowed to be in parks...oh wait, you liberals already got your way with that in Chattanooga. Strangely, our law had no effect on these people. It's weird how bad guys don't care about laws.
Prevent a catastrophic collapse? I think all he did was helped to DELAY it. Did anyone really think an economy that depends on infinite and uninterrupted growth can last? We are headed for trouble and Bernanke cannot stop it.
Watch "Money as Debt" (google it or watch it on youtube). If you didn't know much about our banking system, this will really open your eyes.