i think the idea is more like stackoverflow - where your points (karma) gives you access to certain things. If you have 0 karma - you cant comment. If you have

i think the idea is more like stackoverflow - where your points (karma) gives you access to certain things. If you have 0 karma - you cant comment. If you have low karma - you want to 'save' your posts for valid comments that are likely to get upvoted, thus giving you more karma to make more posts etc. i.e. people who post 'crap' and get continually downvoted will eventually be silenced.