"We have lobbied hard with our suppliers to put more reliable systems in place, " says David Kepler, Dow Chemical's chief information officer.

FORBES: The Next Threat

David is a contributing writer for Forbes and Dow Jones.

FORBES: "Retiring Baby Boomers Find 401(k) Plans Fall Short" - False Premise

David Hefty, chief of Cornerstone Wealth Management, says the benchmark Dow Jones industrial average could tumble below 5, 000.

FORBES