Renesys on Threats to Internet Routing and Global Connectivity

When I attended the FIRST 2008 conference in Vancouver, BC in June, one of my favorite talks was Threats to Internet Routing and Global Connectivity by Earl Zmijewski from Renesys. I've always liked learning about the Big Internet, where 250,000+ routes are exchanged over BGP and 45,000 updates per minute is considered a "quiet" load! I was This was the first time I heard of Pretty Good BGP, summarized by the subtitle of the linked .pdf paper: Improving BGP by Cautiously Adopting Routes.