Blackout Worse For Internet Than Previously Thought?

An anonymous reader writes "Renesys (the people who previously brought you cool animated graphs of the US/Canada power outage has a new report out. It challenges the widely held belief that the Internet was largely unaffected by the power outage. Lots of important networks lost connectivity, including banks, hospitals, government organizations and investment funds. There's a cool appendix on the huge Italian power outage in September as well. They conclude that the Internet is not ready to be critical infrastructure."