Regarding the Roberts, I think it would behoove any one that has a Rob to contact Hornady requesting brass.

I've emailed them in the past, and they responded they are contemplating it.

More emails would undoubtedly help:

https://www.hornady.com/contact/

“Perfection is Achieved Not When There Is Nothing More to Add, But When There Is Nothing Left to Take Away” Antoine de Saint-Exupery