This looks like a good idea with high quality implementation. Interfaces & abstraction where you'd expect them to be, and leveraging Typescript's type system w

This looks like a good idea with high quality implementation. Interfaces & abstraction where you'd expect them to be, and leveraging Typescript's type system where you can. Looks awesome. I have no idea what to use it on/with first but it will be at the back of my head for quite a while!