Process Debt
The accumulated cost of undocumented, unoptimized, workaround-dependent processes. Like technical debt, but operational. It compounds.
Process debt accumulates the same way technical debt does: gradually, through a series of small decisions that each make sense at the time. A workaround is added to handle an exception. The workaround becomes standard practice. The original exception becomes so common it is no longer recognized as an exception. The workaround is never documented. The original process is never updated. Over time, the gap between what the documentation says and what actually happens grows wide enough that nobody can close it without a dedicated effort.
The term is deliberately analogous to technical debt because it carries the same compound logic. Technical debt is the accumulated cost of shortcuts in code that make future development slower and riskier. Process debt is the accumulated cost of shortcuts in operations that make future automation more expensive and less reliable. Both are invisible until they are not, and both cost significantly more to address late than they would have cost to prevent.
In the context of the PFA Loop, process debt is what Operational Truth mapping exists to surface and measure. A process baseline that reflects current reality rather than historical documentation is the first step toward paying down process debt systematically. Organizations that attempt to automate without surfacing their process debt are not automating a process. They are automating the debt.
Process debt compounds faster than technical debt because it is less visible. At least someone runs a technical audit. Nobody runs a process audit until something breaks.
Most organizations do not measure process debt because they do not have a framework for doing so. The Process Readiness Score is a practical tool for approximating it: low Rule Clarity and low Process Stability scores are direct indicators of accumulated process debt in a specific workflow. When multiple processes across an organization show low PRS scores across the same dimensions, the organization has a systemic process debt problem, not isolated exceptions.