On Tue, 18 Sep 2007, Pavel Emelyanov wrote:

> I meant that we cannot find the pages that are full of objects to notify
> others that these ones are no longer tracked. I know that we can do
> it by tracking these pages with some performance penalty, but does it
> worth having the ability to turn notifications off by the cost of the
> performance degradation?

Not sure. That may be your call.