The Financial Times devoted a lot of space and ink to social networks this Friday.

They raise questions like “Is Twitter a social craze?” implying that it will go the way of pet rocks and beany babies. But the numbers and the cross-border pick up indicate that no, Twitter and Facebook are bigger than that.

As the Twitter-Iranian revolution subsides somewhat it is time to reflect on the new face of social networks we have seen.

Twitter especially was used as a tool for expressing social outrage. At one point 2.5% of the messages on Twitter were tagged with #IranElection, a huge number.

Iran was at the top of Twitter’s trending topics for over a week. I will let bloggers at Slate.com dwell on the implications for society that the death of Michael Jackson put an end to Iran’s position at the top of the social awareness scale.

I am tempted to say that the use of Twitter to foment Denial of Service Attacks against Iranian government web sites is new.

Yet that is not the case.

Crowd sourced DDoS has been effectively u