Absolutely. The thing is, if the system rewards frequent posting, by definition this harms the average post quality. (In fairness, I think the same is true for

Absolutely. The thing is, if the system rewards frequent posting, by definition this harms the average post quality. (In fairness, I think the same is true for blogs etc. I used to think RSS readers could fix this, but Twitter is basically an RSS reader - you don't have to visit someone's page to see their new tweets - yet it's at least as spam-rewarding)