In many teams the most invisible killer of speed is the lag between a decision and the next action that confirms it. When a pull request or bug report sits untouched for a week, the developer who raised it starts re‑working code that might already be outdated, while the reviewer who never replied keeps the entire feature’s timeline in limbo. The ripple of that single delay spreads: every subsequent task that depended on the original decision drifts farther from its intended release window, and the team’s cadence thins as people chase stale work instead of new value.

A small, twelve‑person squad at a mid‑stage fintech firm once had a quarterly review cycle that routinely stretched from the end of a sprint to the middle of the next; by the time the final acceptance happened, the code had migrated through three branch merges, and the original feature was already obsolete for the next product iteration. The result was a steady decline in velocity that no one traced back to the review schedule, but rather to the silent accumulation of unclosed feedback. When the same team instituted a rule that every comment must receive a response within two days, the backlog of pending reviews collapsed, and the team’s output increased by roughly a third of the time they previously spent on firefighting.

The lesson is that feedback latency is not just a courtesy; it is a structural lever that can lock or unlock an entire organization’s throughput.