The Wiki page is voluminous enough to approach gish galloping, and the Talk page is almost as big https://en.wikipedia.org/wiki/G_factor_(psychometrics)
Asking because someone in another forum basically said that while IQ might be discredited, “g” is valid.
Thanks for the link, I figured as much.
I decided there was no point in engaging the person in polemic on this matter (it’s the kind of forum where that kind of behavior will just get the comment deleted) so decided to just add the person to my (literal) shitlist, only to discover they’re already on it! Correlation or causation something something.