Yep, you can turn it into modern JS with something like `tsc --module ESNext --target ESNext`. Part of our pain migrating off Coffeescript was that the compile

Yep, you can turn it into modern JS with something like `tsc --module ESNext --target ESNext`. Part of our pain migrating off Coffeescript was that the compiler converted to ES3, not ES6. Which was fine for the browser, but not great for codebase quality.