Performancing.com is a group of blogging professionals who write about how to blog. They use Drupal. They also compared 10 blogging platforms for the purpose of blogging and Drupal comes out well (#2). Their site is interesting especially because of how well they are building a community almost overnight. By advertising on sites like BoingBoing.net and Technorati.com, they are generating tons of traffic, and lots of people are signing up and leaving comments to their quite interesting and plentiful posts. Worth checking out for many reasons.