Tony Garnock-Jones wrote:
> I've been playing in a part of the sandpit where I'm getting interested
> in SystemChangeNotifier. There was mention some time ago of refactoring
> it to use Announcements. Did that end up going anywhere? Is there
> anything I should look at before I roll up my sleeves and get stuck in?

Go for it! Nobody has done anything yet.

> Also, quite separately, are there plans to have Announcements in core
> Squeak any time soon?

A compelling use case would help :-) although I'd be fine with it 
regardless.

Cheers,
   - Andreas