As developers, we tend to focus intensely on features, deadlines, and technical debt when building applications and code. However, with the rapid pace of technical change, it’s also crucial we consider sustainability in our software architecture. So how can we design systems that stand the test of time and avoid collapse under future pressures? This reminds me so much of how I used to design network architecture in the past, allowing room for growth, scale, and increased traffic at the spur of the moment. Much like everyday items have specialized to their environmental niche, software must fit long-term business contexts rather than just current constraints. With careful attention to these fundamentals, our applications can sustainably support users over years and decades rather than through short-lived releases. By learning from durable products evolving around us, architects can craft resilient systems standing the test of time.