What would you do if you had a copy of yourself? A digital doppelgänger, identical to you in every way, in a digital rendering of your home, workplace, neighborhood, or city? The mind boggles at the possibilities. Suffice it to say, you’d probably be able to make decisions for yourself with a lot more certainty of the outcome. Digital twins are real. Not (yet?) for humans, but for businesses looking to stress-test decisions and functionalities. Here are three steps to building one: 1. Create a b