TypeScript Fun Intro Ah, TypeScript. The “superset” of JavaScript that adds strict compile-time type checking. It is almost a meme at this point people doing crazy things in TypeScript. This includes making a full on database just with the type checker1, and implementing TypeScript in TypeScript2.3 Now I don’t reckon myself as clever as these folks, but I wanted to show what someone who uses a TypeScript on a daily basis might think of.