AI-assisted coding tools are useful, but one problem keeps showing up in day-to-day development: PRs get bigger than the original task. You ask for one small fix. The AI also refactors nearby code. You ask for one endpoint change. The AI touches routing, tests, config, and documentation. You ask it to handle a review comment. It turns the comment into a broader cleanup. Each change may look reasonable in isolation. The problem is that the PR becomes harder to review, harder to ...