Quick plug for a co-worker who presented some of our findings on this topic last week during security bsides in las vegas. http://www.youtube.com/watch?v=6evQ8fU49Zg&list=UU4PBNDL... The economies of it are fascinating, and honestly I don't know what people think they're going to gain from it, as we haven't seen much correlation between buying followers and having an actual increase in the number of real followers. Everyone from wannabe musicians to politicians are doing it though.