Romney actually fought for, and got, the cheaper, more efficient health program. The Democrats were trying for all out Communism. He did what he could.
For anyone that knows about Massachusetts, the Governor actually has very little power - especially with a veto-proof legislature enshrined in Boston. The lesson learned, unfortunately is that if you are a Mass Republican - don't bother to run for office. You will only be mocked by the rest of the GOP and be accused of being a collaborator for executing the duties of your office.