Ever since succumbing to Toronto’s latest exceptionally cough- and delirium-ridden flu a couple of weeks ago, I’ve been more than a little taken with Puzzlejuice, a new iOS app I discovered on my iPad during a long day bored out of my feverish brain in bed. Like the geniusy offspring of a steamy arcade interlude between Tetris and Scrabble, the bright charm of Puzzlejuice brings out...