Earlier quoted context omitted.
A very good example of this is how long it took scientists to be comfortable with positively saying that tobacco use caused lung cancer in people. (A fact tobacco companies greatly leveraged in their defense.) Huge surveys long showed a correlation between smokers and increased incidence of cancer. But it took decades of research to rule out confounding factors. For example, it may have been the case that industrial…
You don't think this is an example where industry threw shade and we could have concluded this much earlier?
They succeeded in corrupting the political process though. I don't think you should need 100% scientific certainty to begin regulatory action. Maybe 80% or 90% of the way is good enough. The industry succeeded in requiring 150% certainty before a public health response could begin.