This is interesting, but the problem is this is all a certain type of startup. Whisper, for instance, is "hot" both in funding and user growth, but it's a demog

This is interesting, but the problem is this is all a certain type of startup. Whisper, for instance, is "hot" both in funding and user growth, but it's a demographic that wouldn't trigger these indicators - kids at 19 don't have linked in, and they aren't linking their FB or Twitter accounts due to the type of app it is.