Interesting news for all those who require linkbuilding: Eightfold Logic San Francisco, founded in 2006 and already raised US $16m recently presented its new software / social network linkbuilding, Linker. TechCrunch describes it as a match.com (dating site) for netlinking. Its mechanism is based on the relevance of the proposed sites: according to keywords, page rank / mozrank / alexa rank, geographic region, etc.. Their model: the first 3 links are free, then it will cost $12.95 per contact. After you enter into a contact with your link-partner, it is then up to you how you make use of that relationship. A simple link exchange, an exchange of visibility, ... Time will tell whether this concept works and very interesting will be Googles response - I can't see the likes of Matt Cutts being very happy with a company which facilitates a process which clearly flies in the face of googles terms and conditions in trying to game Googles search algorithm...