It’s that simple. The Ryan Plan is like a suit worn by TNT sportscaster Craig Sager: Bold. Not Serious.

The Congressional Budget Office just released the latest edition of its long-term budget outlook (pdf), and it shows the same thing as always: If Congress lets the Bush tax cuts expire or offsets their extension, implements the Affordable Care Act as scheduled and makes or offset the Medicare cuts prescribed by the 1997 Balanced Budget Act — which CBO calls the “extended baseline scenario” — the national debt will be totally manageable. If Congress passes laws extending the Bush tax cuts without offsetting the cost, repealing the Affordable Care Act and its cost controls and protecting doctors from Medicare cuts without making up the savings elsewhere — the “alternative fiscal scenario” — the national debt will be totally out of control:

via CBO: We’ll only have giant deficits if Congress wants giant deficits – Ezra Klein – The Washington Post.

The mathematics have not changed.