It was 5:30 in the morning, and Wally’s coffee maker was just completing its automated process, yielding its much appreciated nectar for Richard’s consumption. He filled the biggest cup he could find two-thirds of the way up, and then opened the cabinet, selecting an espresso shot from the shelf. It proclaimed in bright red letters: “WARNING HIGH CAFFIENE. LIMIT 2 PER DAY”. Richard laughed a little as he dumped four of them into his coffee