Was trying to think of other ways that this could be measured. Maybe by looking through posts and creating some method of categorizing the urls referenced (tec

Was trying to think of other ways that this could be measured. Maybe by looking through posts and creating some method of categorizing the urls referenced (tech sites vs. news sites). Thought maybe that the user's karma might somehow serve to indicate the relative merit of a post - but only the current value of karma is available, not the value at the time of the post. Any other ideas?