> the two bigger things I did they have talked about but probably won't do is i made the class monitor opt-in

https://dlang.org/changelog/pending.html#dmd.monitor-field

"custom druntimes" is not helpful for the vast, vast majority of programs.

but maybe this is the first step toward something more useful.

OK (I saw this but forgot), found: https://dpldocs.info/this-week-in-arsd/Blog.Posted_2025_09_2...