And this is why I say, if you don't do math on it, it's not a number! IDs are always strings. That we often choose to represent them more compactly as binary nu

And this is why I say, if you don't do math on it, it's not a number! IDs are always strings. That we often choose to represent them more compactly as binary numbers is an implementation detail that should not be leaking out of your API.