"In spite (or because) of all this success, there is a great deal of discrimination towards Orkut. Some people claim it to have become a website for lower-income classes, and migrate to Facebook."
There's nothing that error analysis wouldn't fix. But I prefer to sit here and ponder the epistemological ramifications of the way bugs are impacting the traditional way we make science...
We conducted a survey towards 256 users of real-time microblogging platforms (e.g. Twitter), in order to analyze the usage and impact of those platforms. We present the results of this survey, and discuss possible usage improvements towards reducing information overload and interruptions.
We're all embedded in vast social networks of friends, family, co-workers and more. Nicholas Christakis tracks how a wide variety of traits - from happiness to obesity - can spread from person to person, showing how your location in the network might impact your life in ways you don't even know.
A courier for a bone marrow charity has been able to return to Britain after being left stranded on the continent due to the Iceland Volcano ash crisis, thanks to the powers of Twitter.