Who is to blame for the financial crisis? Is it irresponsible borrowers taking out bigger mortgages than they can handle? Predatory lenders out for a quick buck? The Clinton and/or Bush administrations for softening financial regulations? This video, via National Public Radio's Planet Money and Public Radio International's This American Life, may help answer your questions.
An opinion in the form of musical theater, it suggests that the big banks, by taking out loans that "bet against the American dream," helped lead to the financial crash we're still climbing our way out of. Whatever you think of the argument, it's certainly a novel way of opining.