The earworm in my nostrils. The ringing in my fingertips. Coins of Southeast Asia. Seashells. Koh Samui, Thailand. By Vyacheslav Argenberg, CC-By 4.0, via Wikimedia Commons. Two Rules of Three I ran into these game design experiences around the same time, and couldn’t shake the conviction that they’re running into the same truth from opposite ends. Hannah: Was there anything that wasn’t on that list of things that you already want to change that cropped up? Evan: One big thing that crop...