How to quantify technical debt for non-technical leadership? 'It'll slow us down' isn't convincing.
Trying to get budget for a 2-spike refactoring sprint. The codebase has accumulated significant debt in our payment processing module — duplicated logic, no tests, tight coupling. Leadership sees 'it works' and doesn't prioritize refactoring. What metrics or framing actually work for convincing non-technical decision makers that debt has real cost?