This in general is one of those things that I thing's been growing in the background of the internet: the utility of fake Internet points as social feedback. Th

This in general is one of those things that I thing's been growing in the background of the internet: the utility of fake Internet points as social feedback. This includes karma, likes, +1's, retweets and more. It's the ability to give pure positive reinforcement without actually using words, and it's one of the most powerful ideas to come out of the Web.