The linchpin sentence is a statement of well established scientific fact. Is the objection that one cannot google this to learn about this if they don’t already

The linchpin sentence is a statement of well established scientific fact. Is the objection that one cannot google this to learn about this if they don’t already know from the abundance of articles and papers written on the subject? It seems the objection is that he doesn’t have a sleep problem. Well, that’s great, but so what?