THE GREAT SCREWDRIVER WARS

It’s been more than 200 years since Canada and the United States fought a war against each other, and if it ever happens again, it won’t be over important issues like who has the best pancakes or the best version of Chris Farley. It will be over something that has divided not just North America, but the entire world for over a century: Which screwdriver is best—the Canadian Robertson head, or the American Phillips head?