As an abstraction I would say it does make mine superior that it captures everything theirs can and more that theirs can't. Plus theirs involves the very concr

As an abstraction I would say it does make mine superior that it captures everything theirs can and more that theirs can't. Plus theirs involves the very concrete definition of an array, which might have 100 prototype methods in JS, each part of their API surface. I have one function in my API surface.