For Democrats who see their political prospects this year as a tossup between catastrophic and merely horrible, there is hope on the horizon from a most unlikely source. No, not Rush Limbaugh, who recently praised his medical experience in the government-mandated, heavily unionized health care system of Hawaii. Mahalo to him. One of the most prominent supporters of the main ideas behind the health care plan passed by the Democratic Senate is a top Republican prospect for president in 2012 — Mitt Romney.-SNIP-Asked recently about the Democratic bill, Romney dismissed it as something “which no one understands.” Au contraire, to...