Two speakers at the keynote. The first, some guy from Dell, whose name I didn't catch, presented a few slides on something. The second presenter was Dr. DeWitt. It was one of those moments where I realized just how stupid I was. This man was scary smart. Not only that, he was witty. He went over parallel databases, shared nothing servers, and related technologies. He drilled down and defined the problems around developing a database that does parallel data storage. It was amazing. I can't properly convey it (I'm flat out, not smart enough), but you should download that video and check it out. One of my favorite quotes from him was "Query Optimizers are fragile." Don't get him wrong. He praised the concept of optimizers, but he was pretty…