A legislator’s job is to make hard decisions, whether or not it’s popular. ESPECIALLY when it’s unpopular but the best option.No. But we vote for legislators. Your argument seems to me "it is not a concern if the underlying arguments for regulations are perceived as condescending because these arguments will not be entered into the public record". I don't find that compelling. I think people are aware enough to know what the actual motivation is and prickly enough to be offended by it.
Despite the unpopularity amongst those in the industry, commercial fishing is almost always limited to certain seasons, and sometimes to certain days within those seasons.
The shortest I’ve seen was 17 minutes for a particular type of sturgeon. Some of the fishermen didn’t even hit the water.
The Shortest Fishing Season Ever? – Fish'n Canada

Some crabbing seasons have been curtailed or even canceled due to whale entanglement, overfishing, or population collapses.
Those were not examples of comparative threat, but rather of the public’s reaction to public health measures. Each of those generated lots of pushback and bad press.I think it is much less threatening. We will have to wait a bit longer I suppose. But I do not see evidence that generative AI is a comparable public health threat to smallpox.
Right now, we don’t have a good grasp on the scope of the public health threat posed by AI hallucinations or bad advice, but we do know of several that were life-threatening.

Google admits its AI Overviews can generate "some odd, inaccurate" results
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Pharmaceuticals & household chemicals have been restricted to “prescription only” status, removed from the market, or even never released for incidents as low as 25 negative outcomes in a 1000 person study.
Based on the histories of laws covering drunk driving, mandatory seatbelt, restrictions on tobacco, etc., I’d say you regain public trust by showing the measures taken are actually effective.I think if you are interested in public health the #1 priority has to be regaining the trust of your audience.