How to Scale the Interest Graph

Each tweet is kind of like a settle in a settle custom, right? You could think of the tweet stream as just an endless set of slips floating by in a queue. But then it gets really interesting because what if any one of us and when we retweet or do some other software gesture that says I'd like to either remember this or connect it to other ideas?" "I feel there is something on a very, very low level missing where incentives for quality, etc. are being implemented"