Earlier quoted context omitted.
That seems like a silly standard, but do you.
It's the standard of one particular professional with 15y of clinical practice and research who's seen every kind of manipulation and incompetence in medicine. But yeah, it may be silly. We'll see about that in the coming decades I guess.
But as you said, you can do your own research, so I'll leave things where they stand. You just sound more like someone who's annoyed by pop-science more than someone who actually has strong opinions about the article or Metformin.