Thinkbase: A Visual Wiki

Before talking about Thinkbase, it is necessary to introduce freebase.com first. Someone once claimed that freebase.com would be another killer application on the Internet following Wikipedia, and predicted that by June 2008, freebase.com would become one of the hottest topics in the Internet world (via). Indeed, just last week, Thinkbase was launched based on the increasingly mature freebase.com, hailed as a "visual wiki" that allows users to browse rich online resources in a new mind-mapping way.