The keynote by Perttu Tolvanen discusses the evolving role of intranets in organizations, emphasizing that great intranets enhance existing workflows rather than change them. It highlights the importance of adapting intranet design to organizational needs and identifies trends such as the rise of social channels like Slack that complement traditional intranet functions. Additionally, the presentation provides guidance on choosing the right intranet strategy, considering factors like functionality, collaboration features, and the need for a web content management system in multilingual environments.