File this one under, "Who cares?"Mark Knoller at CBS's Political Hotsheet: It's another record-high for the U.S. National Debt which today topped the $12-trillion mark. Divided evenly among the U.S. population, it amounts to $38,974.34 for every man, woman and child.Technically, the debt hit the new high yesterday, but it was posted on the Treasury Department website just after 3:00 p.m. ET today. The exact calculation of the debt is a 16-digit tongue-twister and red-ink tsunami: $12,031,299,186,290.07This latest milestone in the ever-rising journey of the National Debt comes less than eight months after it hit $11 trillion for the first time. The latest high-point is not unexpected, considering the federal deficit for the just-ended 2009 fiscal year hit an all-time high at $1.42-trillion - more than triple the previous year's record high. This next graf by Knoller offers a rather pedestrian explanation for why the debt is so high:Much of the increase in the deficit and debt...(Read Full Post)