Do they have cause? Some on Wall Street think so. Credit ratings agency Fitch last week revised its outlook on Kodak debt from "stable" to "negative," meaning in its eyes investors should shy away from Kodak bonds. Fitch says it does not expect Kodak to generate free cash flow (money left over after a company pays expenses, debt and dividends) anytime soon while its sales and profits slip and while it continues to spend on restructuring and pension liabilities.