The thing we look for the most is a small number of users that are super, super engaged with the product. Most new social networks we see point to their top-le

The thing we look for the most is a small number of users that are super, super engaged with the product. Most new social networks we see point to their top-level growth of new users. These usually eventually fade. What you want instead is something that starts with a small number of users that use it many times every day. Snapchat is a good recent example of this phenomenon.