“It’s about divorce,” reads Gary Butterfield’s blunt description of his short-story-turned-videogame Early Frost Warning. You know it’s going to be a glum playthrough, but 10 minutes in and you’re thinking: c’mon Horace, a broken boy in your bed and now your face is all red and balding? Sheesh, man, this is ugly. Sort yourself out. It’s not as dodgy as that makes it out to be. The broken boy in Horace’s bed isn’t his unlawful way of finding love after he split with his wife. Nah, he just knocked him over in the early morning grey, scooping him up with…