Nimbuzz has $25 mln invested; it’s a top social networking iPhone app; but what's its exit? On this week's Vator Box, we look at Nimbuzz, one of the top 20 free social networking apps on the iPhone.  Netherlands-based Nimbuzz allows consumers to access their social networks and instant messaging communities from one place. Nimbuzz supports Skype, Yahoo Messenger, ICQ, GoogleTalk, AIM, and 23 social networks, such as Facebook and MySpace. To help analyze Nimbuzz, which was founded in 2006 and has $25 million in venture financing, we brought in Jeff Smith, co-founder and CEO of Smule, a leading app developer on the iPhone. Given Smule's success with the Ocarina - ranked in the top 20 All-time Top Apps - and Leaf Trombone on the iPhone, and Smith's success as an entrepreneur - having founded and brought Tumbleweed ...   [ Read more ]