By this logic, you could argue that librarians are the enemy of truth scholarship, or that book burnings add to collective wisdom of a culture. Do art museums degrade art that could otherwise hang in private homes?

The democratization of access to information may lead to an increase in mediocre and half-baked thinking, but also allows more people the chance to participate in knowlege production, which should ultimately lead to more good work being produced along with that mediocre stuff.

I might find your line of thinking more convincing if what you were describing was somehow related to the particulars of new media specifically, as media. Instead, what you’re expressing seems to more be an arguement for elitism and restriction of access as a good in and of itself.