Sealed classes - would you want them in D?

[Piotr Mitana]

On Friday, 11 May 2018 at 15:02:08 UTC, jmh530 wrote:
> But a new keyword will not get added without a DIP.

Yes, I know it definitely needs a DIP - I've opened a discussion 
in order to gather community members' opinions on sealed and 
decide whether to write this DIP at all and possibly track down 
some concept issues at the very beginning.