I at this time don't read this article, but I know, you are very widely read
The research begins with interesting statistics, in
The study continues onto it then the social networking sides, assigned onto his peculiarities, onto his structural analysis, into main types more known SN sides (Facebook, FlickR, LinkedIn, Meetic, Match.com, Xing) and one by one, long analyses what do from these some.
About it is Hungarian opinion:
Interesting, that social so few words fall in connection with network the ning.com - apparently because this is much smaller compared to the big ones services… but he has the interest.
Let own network be a kind of for you! affects a ghost - so actually million tiny network stands. Registration, and get a social which can be customized network+youtube+flickr on 3 one-1 site… SEO from a viewpoint is not very much king we say it done, but really this not too so much disturbing.