Congress had lots of Obamacare fights. Ending some subsidies wasn't one of them.

A large press corps covered the health reform debate from its start in 2009. I was, and am, still part of it. We covered the ins and outs of the legislative debate. And much of that debate was about how the subsidies would work.

"Creating a workable subsidy," former Senate aide and current Harvard professor John McDonough writes in his excellent book on the health reform debate, "was one of the most important and difficult policy challenges in crafting a health reform law."

Congress battled o