I think that's very much on-topic; I was about to post pretty much the same thing. When you make it easier to publish something, you make it correspondingly harder for potential users to find the signal in the noise. We've seen this with Web writing, we've seen it with music, video, jQuery plugins, you name it.

It's not a reason to go back to the old days, but there is a pressing need for good filtering and reputation-tracking tools.