What about just http://news.ycombinator.com/classic/n http://news.ycombinator.com/classic/n where n is the age of the account that must submit or upvote the ite

What about just http://news.ycombinator.com/classic/n http://news.ycombinator.com/classic/n where n is the age of the account that must submit or upvote the item for it to appear on that page. That would fairly easily allow us to compare relative activity and quality at any userbase age.