Let's sing the praises of Obamacare for a minute. Get back here! I said just for a minute. O.K., it's not the tidiest law in history. You're probably still sulking because you wanted something simple and rational, like a single-payer plan. But it's here, and about 10 million people have health coverage who didn't have it before. Plus, it's apparently working better than any of us imagined. Here is how great the Affordable Care Act is doing: The Supreme Court is about to hear a challenge to the law, filed on behalf of four Virginia plaintiffs, who claim to have suffered grievous harm by being forced to either buy health coverage or pay a penalty.
