C Plus Plus 20 Features?

Tuplet is a lightweight tupple library for modern c plus plus. And it looks like it's pretty easy to use. The thing that jumped out of me on is a with c p p cast, if canna always comes back to a. B, i brakesa section therat the bottomoh, i miss that. He has a section right before the bench marking section where he's a sang o. C wel can the can this? Can this implementation ever become the standard?