Making predictions is a dangerous game, especially if you publicise them. Before this year's (2019's) Rugby World Cup, I was chewing the ear off anyone who'd sit still long enough: "I know how the world cup will turn out. I've made an algorithm!" Not only did I bore all my friends, exhaust my colleagues, and write up my predictions here on my blog... Not only that, but I actually put my hard-earned money on the line. So confident was I in my predictions, I made a series of bets. "Sure things"...