Matt Oliveira and Cristina Chumillas, from Lullabot, discuss significant enhancements to Drupal's administration UI, focusing on the introduction of customizable navigation blocks and updates to local tasks. The article outlines the incorporation of a sidebar and top bar, which aim to replace the existing toolbar module, enhancing flexibility and user permissions-based visibility. The Navigation module, targeted for integration into Drupal core by version 11, supports these features and is currently available for trial. The piece also touches on community involvement in the development process, with contributions from numerous individuals and ongoing discussions in Drupal Slack channels. The future roadmap and potential improvements, particularly in accessibility and design, are under active consideration as part of this collaborative effort.