After years of field studies and a lot of scientific commitment, I have found this overview for you.
I personally prefer to drink espresso and mocha – and you?
What i noticed immediately: psychopaths and criminals do not seem to drink coffee at all.
But I miss the aspect where and in what quality the coffee is drunk. Cappuccino from the gas station or coffee house should make a difference, right?
I promise to continue serious research. Have a nice Sunday;)