I think general terms are used frequently when having a broad discussion. But, to grant your Argumentum ad dictionarium, it seems like even here (considering t

I think general terms are used frequently when having a broad discussion. But, to grant your Argumentum ad dictionarium, it seems like even here (considering the downvotes) the point parent was making still stands. People don't like discussing the connection between "genetic heritage" and "commonly used markers of general intelligence".