If only it works like that. Maybe you find yourself lucky with a manager that looks at your productivity stats with all warm and fuzzy feelings, but the manager

If only it works like that. Maybe you find yourself lucky with a manager that looks at your productivity stats with all warm and fuzzy feelings, but the manager above that sees only ROI, and in your review that productivity dip a 3 o'clock stands out. If you don't have this now, then YAGNI.