One of the parties that has received some of the blame for the credit crisis was the rating agency sector. Moody's (NYSE:MCO) and McGraw Hill (NYSE:SPGI), the parent company of Standard & Poor's, are the two largest players in the industry and are still recovering from brand damage.

Recently, Warren Buffett, the longtime and largest shareholder of Moody's, has begun to reduce Berkshire Hathaway's (NYSE:BRK-B) exposure to the company. Should investors take that as a sign to bail?

In this video, Motley Fool financial analysts David Hanson and Matt Koppenheffer discuss the industry and if they believe it's ripe for disruption.