Mapping your Linked In connections

Linked-in inmaps seems to accurately cluster the people you are connected to:

Hit the link and login with your Linked In account and it will churn away, producing the pretty diagram. The fun is in mousing over the dots, especially the ones on the edges and between the clusters.

But while it’s fun, it’s not really useful. Moreover I’m still short the stock of Linked In itself, which I believe is wildly overvalued.