I for one am feeling a little drowned - which brings us all the way back to social recommendation. Isn't it funny... In the middle ages, if you wanted to know where the best wild boar roast was going down, you'd ask a fellow peasant. In 2010, we're being so crowded out by marketing messages that we resort to the same behaviour. We just have more "friends" than before.
Fascinating stuff. Make sure you click through to the presentation, but here are the graphics in question:
Where will you click?