If you think that WordPress is still just a blogging engine or you're trying to convince your boss or a stakeholder otherwise you need to hear this talk!
WordPress isn't just a blogging engine anymore, it's an extremely capable application framework. If you love posts, categories, and tags, picture a custom post type for your products or services. WordPress is capable of running a website with different types of content, objects, taxonomies, meta-data and relationships between objects.
Aaron Holbrook (@aaronjholbrook) will demonstrate why WordPress is a great solution to handle any type of content management you can dream up... dammit.