Sure- for me it's a ritual to take a break work. And it works really well. >Humans did not evolve needing these stimulants. We have had no time do adapt evolu

Sure- for me it's a ritual to take a break work. And it works really well. >Humans did not evolve needing these stimulants. We have had no time do adapt evolutionally to the different requirements of civilization. So I think this point is moot (we are built to hunt and gather I understand).