doubled for each of the last to presidencies and will be at about $20 TRILLION by the end of Obama's term.
Counting 'unfunded liabilities' the federal liabilities come to more than $859,000 per taxpayer and climbing. For a working husband and wife that is more that $1.7 million.
http://www.usdebtclock.org/
and Baby Boomers are turning 65 at a rate of 9,000 to 10,000 per day and that will continue for at least another decade. Rather than paying money in, they will be drawing it out as they retire making the deficits even worse. Social Security's 'lockbox' is full of IOUs from the federal government (bonds).
What can't go on forever... won't.