It doesn't come with many positives. It steals energy from later in the day for now. Potentially leaving you an over stimulated wreck. And the level at which you notice is higher than it should be for you to dial in the optimum amount.

Much like nicotine, it fools the user into thinking the cessation of withdrawal is part of the positive effect, rather than just removing a negative you wouldn't have if not for caffeine dependence.