The new release of another Google product seems to be their most promising. Google Plus is the new social network that has harnessed the attributes of some of the popular ones with the touch that only Google can create.
Start-up social networks of any sort easily fall prey to a huge hurdle. Without a strong, active userbase, all the clever design and clear UI in the world can’t make a social product a success. If a user posts a question, shares a photo, or interacts with the product in whatever way the designers intended, and he doesn’t make a social connection, there’s no network.