> Only thing useful I can come up is monkey patching without changing the function signature. E.g. smuggling additional data to a function which expects a strin

> Only thing useful I can come up is monkey patching without changing the function signature. E.g. smuggling additional data to a function which expects a string like thing. Yeah this sounds terrifying to me, if I were to debug something like this. Also the fact they identify as objects: typeof new String("Foo") === 'object'; Case closed, I will never use it :D