Shouldn't matter, as long as it's RIGHT.
To draw RL parallels for Americans, interracial marriage remained widely unpopular for decades after the court decision legalizing it in the 50s.
It wasn't until the 1990s that public support for interracial marriage in the US crossed 50%
Gallup Vault: Americans Slow to Back Interracial Marriage
Popularity is not necessarily a measure of a smart decision.
Especially popularity made in the absence of actual information as to what the fuck happened and is happening. It's supposed to be the job of the executive to look beyond popularity and consider implications.
If popularity was the goal, why keep the absolute Veto at all if you have no interest in using it?
It was designed precisely for occasions like this: popular decisions in the legislature that would have far-reaching effects and problems beyond the initial feelgood phase.
I have a lot more sympathy now for politicians trying to get voters to look beyond their noses at complex issues.
I'm on the verge of throwing up my hands in frustration and just shutting the hell up.