> > I guess that's what it comes down to, what *specific* use cases would
> > feature be intended to help with? Is there some code of your own that
> > inspired you to propose it, or something you've seen publically that
> > benefit from it?
> Originally, it was inspired by seeing Laravel's use of Arrayable as an
> interface and if something implements that, calling that class' `toArray()`
> method, and wishing that was built in so that frameworks didn't re-invent
> the wheel every time.