This is a guy walking into a pub and says: "Hey man, bring me a cocacola", the barman put the cocacola in the table, the guy drinks: pssssss, glup glup, aaaaahhhh, refreshing, how much? 1$ says the barman, here!, put another cocacola, ok, another $ please, pssssss, glup glup, aaaaahhhh, h...