> I recollect that the calculation was discussed and modified several
> years ago.
> As far as I am concerned the problem you describe has been a common
> occurrence since then.
> It seems to me that there is something intrinsically wrong with a
> calculation that shows an operation that has a percentage remaining but
> shows 0 time left for long periods. Personally, I just look at the
> percentage complete to perform my own assessment of time left.

I've been seeing this for several years now. I seem to remember posting about it some time, but didn't spend time on it, and it generally doesn't bother me that much; the most reliable progress indicator is usually the scroll bar in the file window.