Is surprise box-office hit Iron Lung the future of ‘video game films’?

The YouTube gaming star’s weird and divisive adaptation of his obscure horror film is a game within a film about a game – and hints at new directions for storytelling• Don’t get Pushing Buttons delivered to your inbox? Sign up hereSomething weird struck me early on while watching the movie Iron Lung, which has so far taken $32m at the box office, despite being a grungy low-budget sci-fi thriller adapted from an independent video game few people outside of the horror gaming