I think she hit the nail on the head:
It is now exactly a year since President Obama unveiled his health care push and his decision to devote his inaugural year to it—his branding year, his first, vivid year.You can read her full column here: "What a Disaster Looks Like--ObamaCare Will Have Been a Colossal Waste of Time If We Are Lucky."
What a disaster it has been.
At best it was a waste of history's time, a struggle that will not in the end yield something big and helpful but will in fact make future progress more difficult. At worst it may prove to have fatally undermined a new presidency at a time when America desperately needs a successful one.
In terms of policy, his essential mistake was to choose health-care expansion over health-care reform. This at the exact moment voters were growing more anxious about the cost and reach of government. The practical mistake was that he did not include or envelop congressional Republicans from the outset, but handed the bill's creation over to a Democratic Congress that was becoming a runaway train. This at the exact moment Americans were coming to be concerned that Washington was broken, incapable of progress, frozen in partisanship.