There Will Be Blood - NYTimes.com:
"...Some explanation: There’s a legal limit to federal debt, which must be raised periodically if the government keeps running deficits; the limit will be reached again this spring. And since nobody, not even the hawkiest of deficit hawks, thinks the budget can be balanced immediately, the debt limit must be raised to avoid a government shutdown. But Republicans will probably try to blackmail the president into policy concessions by, in effect, holding the government hostage; they’ve done it before.
Now, you might think that the prospect of this kind of standoff, which might deny many Americans essential services, wreak havoc in financial markets and undermine America’s role in the world, would worry all men of good will. But no, Mr. Simpson “can’t wait.” And he’s what passes, these days, for a reasonable Republican..."