There's a particular kind of complexity that large organisations have become very good at normalising. It doesn't crash systems or trigger regulatory investigations, and it rarely makes its way into board reporting. Instead, it quietly embeds itself into infrastructure, adding marginal friction at every layer until the overall experience becomes heavier than it should be. Because revenue continues to flow and dashboards remain green, it is often mistaken for stability. In financial infrastructure, that quiet complexity is now one of the most expensive risks brands carry. Customers feel it when a checkout fails without explanation, when a refund takes days in a world that expects seconds, or when a loyalty programme behaves differently depending on which channel they use.