The most important fact of the 2012 election is that the Affordable Care Act was passed in 2010; it just hasn’t been fully implemented yet. If President Obama is reelected, the bulk of it will roll out on schedule in 2014.
If Mitt Romney wins the election in November and Republican take control of the House and Senate, they'll have the votes to repeal the Affordable Care Act. And, given the promises they've made to voters in recent years, they should use them.
For the White House, Thursday's Supreme Court ruling is a lucky second chance to do something they should have done years ago: Sell the health-care law. Ironically, that might be best done by staying quiet about it.