It's a minimalistic game demo based on the Anura engine which is the engine of Frogatto (old-school styled platformer with pixel graphics). Why should you be e

It's a minimalistic game demo based on the Anura engine which is the engine of Frogatto (old-school styled platformer with pixel graphics). Why should you be excited? Well, the engine supports nearly every trick Bret Victor has shown in his Inventing on Principle talk. While looking really old-school it's actually rather advanced modern engine with a lot of love and advanced computer science put in it. For example it's scripting engine uses pure functional programming disguised to look like something imperative.