Technical debt is not a metaphor for messy code. It is deferred engineering work that shows up as slower delivery, higher incident rates and a growing share of the budget spent on keeping yesterday’s systems alive.
The cost is rarely the rewrite. It is the interest: every feature takes longer, every hire needs a longer ramp, and every incident steals attention from the roadmap. Teams learn to work around the debt until the workarounds become the system.
Pay down the debt that is blocking the next commercial move. Leave the rest visible, measured and scheduled — not as a guilt item, but as a queue with an owner.