> Without opinion on the relative damage of both, I'll note that considering this a logical statement is really flawed.

I can't understand what you are saying here.

> You can pretty much always find "studies arguing for both sides" on an issue, but that doesn't mean much in and of itself.

Just trying to cut off the expected "studies show X" comments before they get started. Because if studies aren't definitive, which they rarely are, there isn't any point in raising that. And a simpler way to explain this is "studies conflict."