A Quick One: Bankruptcy and Frequent Flier Miles

A CNN report suggests Delta might soon follow United into bankruptcy ( and they are not the only ones - Northwest is making heavy losses - US Airways and ATA has already filed for "chapter 11") - that leaves me worried about my skymiles and mileage plus miles. So I did what I do to dig out any information about anything - a simple google search. The first site I came across strongly advises to use up all my miles and second one claims rather than being a liability - these frequent flier programs are actually hidden assets to the airlines. So what do I do?