Camelot has withdrawn its short-lived "Cool Cash" scratchcard after it required a higher than absolute zero grasp of how numbers work to understand it. According to the Manchester Evening News, to qualify for a prize, punters had to "scratch away a window to reveal a temperature lower than the figure displayed on each card". Sadly, as the card had a decidedly wintery theme, this initially-shown figure was often below zero. Cue anarchy, as Camelot was beseiged by "dozens" of confused customers who thought they'd won, but suffered a "computer says no" snub. Among these was Levenshulme's Tina Farrel, a 23-year-old...