Lack of coffee is a special problem of modern times. In former times coffee was a special thing available only on special days. Nowadays you can have cheap coffee whenever you want. Well that’s of course if you have money enough to buy it. If you have the time to buy it. And the most important problem for men: If you can remember to have to buy it.
But for some guys there’s actually a good indicator for having to buy coffee:
So if you know men going to the toilet quite often — you know why!