DIP 1011-extern(delegate)--Formal Review Begins

[aberba via Digitalmars-d-announce]

On Friday, 11 August 2017 at 10:46:43 UTC, Mike Parker wrote:
> The formal review feedback period for DIP 1011, 
> 'extern(delegate)', is now underway.
>
> http://forum.dlang.org/post/eriumcjifxcbdvtyalpv@forum.dlang.org

After reading the whole proposal with fresh mind, I wonder how 
often will extern(delegate) be needed in real-world usage? 
(!YAGNI ?)

(Often is not the sole determinant of relevance though)