Gothenburg.
The next speaker at AoIR 2010 is Luca Rossi, whose interest is in how information propagates through social network sites. This works with data from Friendfeed, which is somewhat similar to Twitter, but also allows people to add their own comments and likes directly to other’s posts (more similar to Facebook in this regard).
How can we define information propagation on this site, then? If a user posts some content on Friendfeed, then this message is visible to all of their followers – and if one of the followers comments or likes that message, it …