Romney was a pioneer for gay rights. He was responsible for the first gay marriage, which he imposed on Massachusetts. The state supreme court had ordered the legislature to do something about gay rights, but it was Romney, and only Romney, who actually did it.
That led to all the other gay marriage proposals that have passed since, and probably was what enabled the politicians to push “gay rights” on the military.
Without Romney, none of this would have happened. He was the guy who broke the resistance. And thaten it spread.
Santorum was absolutely right. He did not say that he preferred Obama to Romney. He said that if Romney gets the GOP nod, then people will have little or no choice between the two candidates. Gay rights, abortion, socialized medicine, big spending, Communist judges—you name it, and Romney is for it. And probably is better at pushing it through than Obama has been/