Explore the importance of upfront software design in this thought-provoking conference talk from YOW! 2019. Delve into the balance between agile methodologies and architectural thinking as Simon Brown, author of "Software Architecture for Developers" and creator of the C4 model, challenges the notion that all design should emerge during development. Learn how to create a sufficient starting point for your software projects, avoiding costly rework and refactoring. Discover techniques for effective diagramming, modeling, and documentation that support meaningful architectural discussions. Gain insights into creating system context diagrams, establishing a ubiquitous language, and making significant design decisions early in the process. Understand the value of sparking meaningful questions and conducting risk storming sessions to improve your software design approach.