In terms of technology, computers became faster and more powerful and the interface with financial engineers more complex and the results far more rapid. The CDO business was attractive to Wall Street's investment houses and other financial actors, such as American International Group (AIG), and a wide range of hedge funds for a number of reasons. Considering that the intervention into Freddie and Fannie was a drastic action, it helped stampede investors from anything financial. The financial panic of 2007-2008 and the Madoff scandal generated considerable concern about the nature of US financial markets. There are other implications from the financial panic that point to the diminishing role of the United States in the global economy. One way to improve on risk management in the financial sector is to more actively involve managers and other risk managers, including quants in more scenario-building approaches.