If you thought advertisers already had a lot of data on your thanks to Facebook, the introduction of "partner categories" takes this to a whole new level.
The two heavyweights of social media are indisputably Facebook and Twitter - and the former is starting to look more and more like its real-time competitor.
Facebook Home sets up shop on your smartphone - every piece and part of it. Will this finally give Facebook the deep social access and engagement it wants?
SXSW Interactive Week has come to a close, and the takeaway? We are all a bunch of self-loving, social networking psychos - and that's just fine by us.
Every year, SXSW hosts an avalanche of hyped-up social apps that bowl over festival goers ... then fizzle in the months ahead. Why can't SXSW launches succeed in the real world? Because the frenzy of SXSW is anything but real life.
The best brains devoted to watching and helping the Web grow spoke at Social Media Week, forecasting the development of the Internet and social networks.