You seem like a bit of an asshole so I'm not really interested in continuing further, but I will say that a large amount of that activity is financed by demand from students in one shape or another.
i'm not an asshole for pointing out that your argument is by now a trope and also wrong <shrug>
> but I will say that a large amount of that activity is financed by demand from students in one shape or another
you couldn't be more wrong - tuition pays for almost none of researchers' salaries, neither phd students nor faculty.